document.getElementById("div_canshu").innerHTML="<div style='font-weight:bold; font-size:13px;'>规格选型<\/div><div style='width:700px;overflow-x:scroll;'><table><tr style='white-space:nowrap;'><td>产品范围<\/td><td>传感器安装<\/td><td>传感器类型<\/td><td>电源电压最大值<\/td><td>电源电压最小值<\/td><td>额定电流<\/td><td>额定功率有效值<\/td><td>方向性<\/td><td>工作电流最大值<\/td><td>共振频率<\/td><td>灵敏度 (dB)<\/td><td>漏极电流最大值<\/td><td>频率响应最大值<\/td><td>频率响应最小值<\/td><td>声级距离<\/td><td>声压级 SPL<\/td><td>输出阻抗<\/td><td>音调<\/td><td>阻抗<\/td><\/tr><tr><td><select name='PV' id='SG2PV240' multiple><option value='240_5511'>-(47)<\/option><option value='240_81941'>AI Series(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV240\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV288' multiple><option value='288_5511'>-(3)<\/option><option value='288_78636'>表面安装(7)<\/option><option value='288_89609'>法兰安装(2)<\/option><option value='288_90088'>面板(2)<\/option><option value='288_80272'>通孔安装(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV288\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV292' multiple><option value='292_5511'>-(2)<\/option><option value='292_85770'>Speaker(1)<\/option><option value='292_96976'>发声器(1)<\/option><option value='292_104278'>蜂鸣器(5)<\/option><option value='292_75940'>警报器(1)<\/option><option value='292_89290'>扩音器(23)<\/option><option value='292_104925'>扬声器(4)<\/option><option value='292_82429'>音频指示器(12)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV292\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV510' multiple><option value='510_5511'>-(1)<\/option><option value='510_9823'>1.5V(9)<\/option><option value='510_4592'>14V(1)<\/option><option value='510_20090'>16VDC(2)<\/option><option value='510_15453'>20V(1)<\/option><option value='510_25617'>25V(4)<\/option><option value='510_25758'>28V(3)<\/option><option value='510_28267'>28VDC(1)<\/option><option value='510_28668'>2V(12)<\/option><option value='510_18966'>30V(1)<\/option><option value='510_24115'>4.5V(2)<\/option><option value='510_30104'>4.6V(2)<\/option><option value='510_35153'>5V(2)<\/option><option value='510_39919'>7V(3)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV510\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV511' multiple><option value='511_5511'>-(23)<\/option><option value='511_21259'>1V(6)<\/option><option value='511_28668'>2V(2)<\/option><option value='511_24010'>3V(6)<\/option><option value='511_22782'>3VDC(1)<\/option><option value='511_26967'>4V(2)<\/option><option value='511_35153'>5V(1)<\/option><option value='511_40387'>6VDC(2)<\/option><option value='511_55922'>9V(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV511\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV572' multiple><option value='572_10318'>100mA(2)<\/option><option value='572_1082'>10mA(1)<\/option><option value='572_10656'>120mA(2)<\/option><option value='572_2583'>2.9mA(2)<\/option><option value='572_27644'>260mA(1)<\/option><option value='572_34779'>30mA(1)<\/option><option value='572_32225'>40mA(1)<\/option><option value='572_33468'>5mA(1)<\/option><option value='572_36470'>7mA(1)<\/option><option value='572_39264'>80mA(2)<\/option><option value='572_49032'>8mA(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV572\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV585' multiple><option value='585_4677'>0.2W(2)<\/option><option value='585_2833'>0.3W(1)<\/option><option value='585_19941'>150mW(1)<\/option><option value='585_21538'>200mW(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV585\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV617' multiple><option value='617_93846'>全向性(23)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV617\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV701' multiple><option value='701_12908'>1mA(1)<\/option><option value='701_19206'>35mA(1)<\/option><option value='701_26419'>3mA(2)<\/option><option value='701_37840'>6mA(1)<\/option><option value='701_97820'>9mA(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV701\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV720' multiple><option value='720_8450'>1.4kHz(1)<\/option><option value='720_7750'>1200Hz(1)<\/option><option value='720_20210'>1500Hz(1)<\/option><option value='720_14168'>2.048kHz(1)<\/option><option value='720_2454'>2.4kHz(1)<\/option><option value='720_15286'>2.7kHz(4)<\/option><option value='720_15309'>2.83kHz(2)<\/option><option value='720_2559'>2.8kHz(2)<\/option><option value='720_20905'>2.9kHz(2)<\/option><option value='720_18553'>3.8kHz(1)<\/option><option value='720_30020'>4.1kHz(2)<\/option><option value='720_30658'>4.5kHz(1)<\/option><option value='720_32752'>4kHz(4)<\/option><option value='720_34365'>5kHz(1)<\/option><option value='720_47439'>650Hz(1)<\/option><option value='720_42702'>750Hz(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV720\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1076' multiple><option value='1076_29564'>-38dB(6)<\/option><option value='1076_30785'>-40dB(2)<\/option><option value='1076_30844'>-42dB(4)<\/option><option value='1076_24346'>-44dB(3)<\/option><option value='1076_31562'>-45dB(3)<\/option><option value='1076_38153'>-46dB(4)<\/option><option value='1076_31829'>-50dB(1)<\/option><option value='1076_37175'>72dB(1)<\/option><option value='1076_56325'>80dB(1)<\/option><option value='1076_56370'>82dB(1)<\/option><option value='1076_57293'>86dB(1)<\/option><option value='1076_45776'>88dB(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1076\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1094' multiple><option value='1094_5511'>-(21)<\/option><option value='1094_27113'>500μA(2)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1094\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1252' multiple><option value='1252_5511'>-(1)<\/option><option value='1252_9344'>10000Hz(1)<\/option><option value='1252_2010'>16kHz(1)<\/option><option value='1252_13759'>18kHz(3)<\/option><option value='1252_13841'>19kHz(8)<\/option><option value='1252_14813'>20000Hz(1)<\/option><option value='1252_2685'>20kHz(11)<\/option><option value='1252_30756'>4000Hz(1)<\/option><option value='1252_36088'>5000Hz(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1252\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1253' multiple><option value='1253_5511'>-(1)<\/option><option value='1253_7750'>1200Hz(1)<\/option><option value='1253_15440'>20Hz(22)<\/option><option value='1253_27109'>500Hz(2)<\/option><option value='1253_47439'>650Hz(1)<\/option><option value='1253_42702'>750Hz(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1253\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1367' multiple><option value='1367_3512'>10cm(6)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1367\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1370' multiple><option value='1370_17526'>107dBA(1)<\/option><option value='1370_4343'>123dBA(1)<\/option><option value='1370_47691'>73dB(2)<\/option><option value='1370_47899'>75dBA(2)<\/option><option value='1370_41501'>80dBA(3)<\/option><option value='1370_38943'>85dBA(5)<\/option><option value='1370_55468'>88dBA(2)<\/option><option value='1370_49121'>90dB(1)<\/option><option value='1370_55824'>93dBA(2)<\/option><option value='1370_55679'>97dB(1)<\/option><option value='1370_97816'>99dBA(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1370\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1445' multiple><option value='1445_12903'>1kohm(2)<\/option><option value='1445_2403'>2.2kohm(21)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1445\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1783' multiple><option value='1783_5511'>-(14)<\/option><option value='1783_93629'>连续(6)<\/option><option value='1783_93829'>汽笛(1)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1783\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='SG2PV1969' multiple><option value='1969_999'>100ohm(1)<\/option><option value='1969_56479'>8ohm(4)<\/option><\/select><br \/><span onclick='clearsel(\"SG2PV1969\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><\/tr><\/table><\/div>";
function clearsel(nameid)
{
var PV=document.getElementById(nameid);
	for(var i=0;i<PV.length;i++)
    {
    	if(PV[i].selected==true)
        	PV[i].selected=false;
    }
}