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class="left"> <ul id="imagelistthumb" style="width: 110px; left: 0px;"><img src="static/image/common/loading.gif" width="16" height="16" class="vm" /> 组图打开中，请稍候......</ul> <a id="currentpic" class="mask" href="javascript:void(0)" style="left: 0px;"></a> </div> <a id="goright" class="right" onclick="imagelist_go('next');" href="javascript:void(0);"></a> </div> </div> </div> <script type="text/javascript" reload="1"> var imagewidth = 110; var curnum = 0; var imagecount = '1'; function imagelist_go(type) { var width = '110'; var left = parseInt($('imagelistthumb').style.left.substr(0, ($('imagelistthumb').style.left.length - 2))); var curleft = parseInt($('currentpic').style.left.substr(0, ($('imagelistthumb').style.left.length - 2))); if(type == 'next') { if(left > -(width - 730)) { newleft = imagewidth * 4; if(left - newleft < -(width - 730)) { newleft = width - 730 - left; } imagelist_scrolleft('imagelistthumb', left, newleft); imagelist_scrolleft('currentpic', curleft, newleft); } } else { if(left < 0) { newleft = imagewidth * 4; if(left + newleft > 0) { newleft = -left; } imagelist_scrolleft('imagelistthumb', left, newleft, 'add'); imagelist_scrolleft('currentpic', curleft, newleft, 'add'); } } } function imagelist_scrolleft(id, left, num, type) { if(type == 'add') { left += num; } else { left -= num; } $(id).style.left = left +'px'; } function current_pic(n) { curnum = n; var left = parseInt($('imagelistthumb').style.left.substr(0, ($('imagelistthumb').style.left.length - 2))); $('pic').src=imglist['url'][n]; var curleft = imagewidth * n; if(imagecount > 7 && n >= 4) { if(n < (imagecount - 4)) { curleft = imagewidth * 3; imagelist_scrolleft('imagelistthumb', 0, imagewidth * (n-3)); } else { curleft = imagewidth * (7 - (imagecount - n)); imagelist_scrolleft('imagelistthumb', 0, imagewidth * (imagecount-7)); } } else { imagelist_scrolleft('imagelistthumb', 0, 0); } $('currentpic').style.left = curleft+'px'; }var imagelistkey = 'f1f7f3a7f3b24f0c'; var imglist = new 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{$('pic').src=imglist['url'][curnum+1];current_pic(curnum+1);}} next.title = ''; //cont.style.position = 'relative'; if(divappend == 1) { cont.appendChild(pager); pager.appendChild(pre); pager.appendChild(next); } } var onopen = 0; $('pic').onload = function(){ viewPhoto(); if(onopen == 0) { onopen = 1; } else { var imagepos = fetchOffset($('photo_pic')); document.documentElement.scrollTop = imagepos['top']; } } document.onkeyup = function(e){ e = e ? e : window.event; var tagname = BROWSER.ie ? e.srcElement.tagName : e.target.tagName; if(tagname == 'INPUT' || tagname == 'TEXTAREA') return; actualCode = e.keyCode ? e.keyCode : e.charCode; if(actualCode == 39) { $('pic-next').click(); } if(actualCode == 37) { $('pic-prev').click(); } } </script> <div id="p_btn" class="mtw mbm cl xs1" style="display:none;"> <a href="http://club.oecr.com/home.php?mod=spacecp&ac=share&type=thread&id=107503" id="k_share" onclick="showWindow(this.id, this.href, 'get', 0);" onmouseover="this.title = $('sharenumber').innerHTML + ' 人分享'"><i><img src="static/image/common/oshr.png" alt="分享" />分享<span id="sharenumber">0</span></i></a> <a href="http://club.oecr.com/home.php?mod=spacecp&ac=favorite&type=thread&id=107503" id="k_favorite" onclick="showWindow(this.id, this.href, 'get', 0);" onmouseover="this.title = $('favoritenumber').innerHTML + ' 人收藏'"><i><img src="static/image/common/fav.gif" alt="收藏" />收藏<span id="favoritenumber">0</span></i></a> <a id="recommend_add" href="forum.php?mod=misc&action=recommend&do=add&tid=107503&hash=ad969479" onclick="showWindow('login', this.href)" onmouseover="this.title = $('recommendv_add').innerHTML + ' 人支持'"><i><img src="static/image/common/rec_add.gif" alt="支持" />支持<span id="recommendv_add">0</span></i></a> <a id="recommend_subtract" href="forum.php?mod=misc&action=recommend&do=subtract&tid=107503&hash=ad969479" onclick="showWindow('login', this.href)" onmouseover="this.title = $('recommendv_subtract').innerHTML + ' 人反对'"><i><img src="static/image/common/rec_subtract.gif" alt="反对" />反对<span id="recommendv_subtract">0</span></i></a> </div> </td> <td valign="top" class="album_side_r"> <div class="album_side"> <div class="hm mtn mbn"> <a href="http://club.oecr.com/space-uid-116479.html" target="_blank" class="xi2"><img src="http://www.oecr.com/uc_server/avatar.php?uid=116479&size=small" /></a> <span class="tit_author"> <a href="http://club.oecr.com/space-uid-116479.html">hf97852</a> </span> </div> <div class="date"><span>发布时间:</span> 2010-8-23 17:38</div> <div class="album_info"> <h3>正文摘要: </h3> <p> 这个图片实现弱光电流电压转换功能。。。光电管接收到的是已调制的低频脉冲信号。 请大家帮忙分析下。。。 谢谢。。。QQ5697 ...</p> </div> </div> </td> </tr> </table> </div> </div> <div class="bm vw pl" id="comment"> <div class="bm_h cl"> <h2>回复</h2> </div> <div class="bm_c"> <div id="postlistreply" class="xld xlda mbm"><div id="post_new" class="viewthread_table" style="display: none"></div></div><div id="post_670948" class="xld xlda mbm"><dl class="bbda cl"> <dd class="m avt"><a href="http://club.oecr.com/space-uid-6421.html"><img src="http://www.oecr.com/uc_server/avatar.php?uid=6421&size=small" /></a></dd> <dt> <span class="y xw0"> </span> <a href="http://club.oecr.com/space-uid-6421.html" target="_blank" class="xi2">qhw</a><em id="author_670948"> 发表于</em> <span class="xg1 xw0">2010-9-25 10:27:39</span> </dt> <dd class="z"><div class="pcb"> <div class="t_fsz"> <table cellspacing="0" cellpadding="0"><tr><td class="t_f" id="postmessage_670948"> 是多大的弱光？频响？</td></tr></table> </div> <div id="comment_670948" class="cm"> </div> <div id="post_rate_div_670948"></div> </div> </dd> </dl> </div> <div id="post_670603" class="xld xlda mbm"><dl class="bbda cl"> <dd class="m avt"><a href="http://club.oecr.com/space-uid-78571.html"><img src="http://www.oecr.com/uc_server/avatar.php?uid=78571&size=small" /></a></dd> <dt> <span class="y xw0"> </span> <a href="http://club.oecr.com/space-uid-78571.html" target="_blank" class="xi2">zlzjyky</a><em id="author_670603"> 发表于</em> <span class="xg1 xw0">2010-9-21 22:56:26</span> </dt> <dd class="z"><div class="pcb"> <div class="t_fsz"> <table cellspacing="0" cellpadding="0"><tr><td class="t_f" id="postmessage_670603"> 好奇 <br /> <img src="static/image/smiley/Tiger/03.gif" smilieid="141" border="0" alt="" /></td></tr></table> </div> <div id="comment_670603" class="cm"> </div> <div id="post_rate_div_670603"></div> </div> </dd> </dl> </div> <div id="post_670181" class="xld xlda mbm"><dl class="bbda cl"> <dd class="m avt"><a href="http://club.oecr.com/space-uid-117487.html"><img src="http://www.oecr.com/uc_server/avatar.php?uid=117487&size=small" /></a></dd> <dt> <span class="y xw0"> </span> <a href="http://club.oecr.com/space-uid-117487.html" target="_blank" class="xi2">frederick_lu</a><em id="author_670181"> 发表于</em> <span class="xg1 xw0">2010-9-19 23:15:18</span> </dt> <dd class="z"><div class="pcb"> <div class="t_fsz"> <table cellspacing="0" cellpadding="0"><tr><td class="t_f" id="postmessage_670181"> <i class="pstatus"> 本帖最后由 frederick_lu 于 2010-9-19 23:16 编辑 </i><br /> <br /> 请问这个电路是用在什么场合的放大呢？<br /> 比如对频响有改善还是对信噪比有特殊要求？</td></tr></table> </div> <div id="comment_670181" class="cm"> </div> <div id="post_rate_div_670181"></div> </div> </dd> </dl> </div> </div> </div> </div> <script type="text/javascript"> new lazyload(); </script> <div class="wp mtn"> <!--[diy=diy3]--><div id="diy3" class="area"></div><!--[/diy]--> </div></div> </div> <!--autocomment filter by maxnum--> <div class="ft_wp"> <div id="ft" class=" cl"> <div id="flk" > <p> <a href="http://wpa.qq.com/msgrd?V=3&Uin=20600600&Site=光电工程师社区&Menu=yes&from=discuz" target="_blank" title="QQ"><img src="static/image/common/site_qq.jpg" alt="QQ" /></a><span class="pipe">|</span><a href="http://m.oecr.com" >手机版</a><span class="pipe">|</span><a href="http://so.oecr.com" title="站内搜索" target="_blank" >搜索</a><span class="pipe">|</span><a href="http://www.focaloptics.com" title="主办单位：武汉焦点光学技术有限公司" target="_blank" >焦点光学</a><span 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