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亚星游戏官网-yaxin222  下士

注册:2007-6-7
发表于 2008-3-31 13:39:00 |显示全部楼层
<p>十分感谢大家的帮助,已经弄清楚了,确实是单波功率.红色的也是收光单波功率.要是发光的不太可能,单波功率一般不大于5DB,否则产生非线性效应</p><p></p><p>今天给我一个表,叫我计算收发光功率,请问这是什么意思呀?</p><p>红字是单波发光功率吗?绿的是单波收光功率?</p><p><table cellspacing="0" cellpadding="0" width="745" border="0" style="WIDTH: 559pt; BORDER-COLLAPSE: collapse;"><colgroup><col span="2" width="72" style="WIDTH: 54pt;"></col><col></col><col width="97" style="WIDTH: 73pt; mso-width-source: userset; mso-width-alt: 3104;"></col><col></col><col span="7" width="72" style="WIDTH: 54pt;"></col><col></col></colgroup><tbody><tr height="19" style="HEIGHT: 14.25pt;"><td width="72" height="19" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; WIDTH: 54pt; BORDER-BOTTOM: #ece9d8; HEIGHT: 14.25pt; BACKGROUND-COLOR: transparent;"><font face="宋体">Channel</font></td><td width="72" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; WIDTH: 54pt; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"><span style="mso-spacerun: yes;">&nbsp;</span>WL (nm)</font></td><td class="xl24" width="97" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; WIDTH: 73pt; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"><span style="mso-spacerun: yes;">&nbsp;</span>亚星游戏官网-yaxin222 (dBm)</font></td><td width="72" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; WIDTH: 54pt; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"><span style="mso-spacerun: yes;">&nbsp;</span>OSNR (dB)</font></td><td width="72" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; WIDTH: 54pt; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"><span style="mso-spacerun: yes;">&nbsp;</span>FWHM (pm)</font></td><td width="72" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; WIDTH: 54pt; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"><span style="mso-spacerun: yes;">&nbsp;</span>delta Ref (nm)</font></td><td width="72" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; WIDTH: 54pt; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"><span style="mso-spacerun: yes;">&nbsp;</span>delta Ch (nm)</font></td><td width="144" colspan="2" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; WIDTH: 108pt; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent; mso-ignore: colspan;"><font face="宋体"><span style="mso-spacerun: yes;">&nbsp;</span>delta ITU (nm)</font></td><td width="72" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; WIDTH: 54pt; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"></font></td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td align="right" height="19" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; HEIGHT: 14.25pt; BACKGROUND-COLOR: transparent;"><font face="宋体">0</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">1535.853</font></td><td class="xl24" align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体" color="#ff0000" style="mso-ignore: color;">(21.8479)</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">10.94</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">29</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">0</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">0</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">0</font></td><td style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"></font></td><td style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"></font></td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td align="right" height="19" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; HEIGHT: 14.25pt; BACKGROUND-COLOR: transparent;"><font face="宋体">1</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">1536.602</font></td><td class="xl24" align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体" color="#ff0000" style="mso-ignore: color;">(20.5305)</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">8.232</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">29</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">0.749</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">-0.749</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">0</font></td><td style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"></font></td><td style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"></font></td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td align="right" height="19" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; HEIGHT: 14.25pt; BACKGROUND-COLOR: transparent;"><font face="宋体">2</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">1537.407</font></td><td class="xl24" align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体" color="#ff0000" style="mso-ignore: color;">(19.5173)</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">8.863</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">27</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">1.554</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">-0.805</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">0</font></td><td style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"></font></td><td style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"></font></td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td align="right" height="19" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; HEIGHT: 14.25pt; BACKGROUND-COLOR: transparent;"><font face="宋体">3</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">1538.213</font></td><td class="xl24" align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体" color="#ff0000" style="mso-ignore: color;">(19.5230)</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">7.633</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">27</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">2.36</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">-0.806</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">0</font></td><td style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"></td><td style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"></td></tr></tbody></table></p><p></p><p><table cellspacing="0" cellpadding="0" width="648" border="0" style="WIDTH: 486pt; BORDER-COLLAPSE: collapse;"><colgroup><col span="2" width="72" style="WIDTH: 54pt;"></col><col></col><col width="72" style="WIDTH: 54pt;"></col><col></col><col span="6" width="72" style="WIDTH: 54pt;"></col><col></col></colgroup><tbody><tr height="19" style="HEIGHT: 14.25pt;"><td width="72" height="19" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; WIDTH: 54pt; BORDER-BOTTOM: #ece9d8; HEIGHT: 14.25pt; BACKGROUND-COLOR: transparent;"><font face="宋体">Channel</font></td><td width="72" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; WIDTH: 54pt; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"><span style="mso-spacerun: yes;">&nbsp;</span>WL (nm)</font></td><td class="xl24" width="72" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; WIDTH: 54pt; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"><span style="mso-spacerun: yes;">&nbsp;</span>亚星游戏官网-yaxin222 (dBm)</font></td><td width="72" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; WIDTH: 54pt; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"><span style="mso-spacerun: yes;">&nbsp;</span>OSNR (dB)</font></td><td width="72" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; WIDTH: 54pt; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"><span style="mso-spacerun: yes;">&nbsp;</span>FWHM (pm)</font></td><td width="72" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; WIDTH: 54pt; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"><span style="mso-spacerun: yes;">&nbsp;</span>delta Ref (nm)</font></td><td width="72" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; WIDTH: 54pt; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"><span style="mso-spacerun: yes;">&nbsp;</span>delta Ch (nm)</font></td><td width="144" colspan="2" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; WIDTH: 108pt; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent; mso-ignore: colspan;"><font face="宋体"><span style="mso-spacerun: yes;">&nbsp;</span>delta ITU (nm)</font></td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td align="right" height="19" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; HEIGHT: 14.25pt; BACKGROUND-COLOR: transparent;"><font face="宋体">0</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">1535.808</font></td><td class="xl25" align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体" color="#00ff00">-27.29 </font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">13.296</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">28</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">0</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">0</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">0</font></td><td style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"></font></td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td align="right" height="19" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; HEIGHT: 14.25pt; BACKGROUND-COLOR: transparent;"><font face="宋体">1</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">1536.591</font></td><td class="xl25" align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体" color="#00ff00">-29.43 </font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">7.033</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">28</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">0.784</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">-0.784</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">0</font></td><td style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"></font></td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td align="right" height="19" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; HEIGHT: 14.25pt; BACKGROUND-COLOR: transparent;"><font face="宋体">2</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">1537.403</font></td><td class="xl25" align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体" color="#00ff00">-28.99 </font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">8.964</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">27</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">1.596</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">-0.812</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">0</font></td><td style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体"></font></td></tr><tr height="19" style="HEIGHT: 14.25pt;"><td align="right" height="19" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; HEIGHT: 14.25pt; BACKGROUND-COLOR: transparent;"><font face="宋体">3</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">1538.213</font></td><td class="xl25" align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体" color="#00ff00">-29.59 </font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">6.699</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">27</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">2.405</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">-0.81</font></td><td align="right" style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"><font face="宋体">0</font></td><td style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; BACKGROUND-COLOR: transparent;"></td></tr></tbody></table></p><p></p><p></p><p>如何计算总的收发光功率?公式中MW是在用波道数量吗?</p><p>亚星游戏官网-yaxin222sum=10log[(Ps1+Ps2+...Psn)/mw]</p><p></p><p>十分感谢大家</p>
[此贴子已经被编辑于2008-4-1 10:51:21编辑过]

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