function start()
{
document.getElementById("Button1").disabled = true;
document.getElementById("Button1").value = 5;
window.setTimeout("tick()",1000);
}
function tick()
{
var time = new Number(document.getElementById("Button1").value);
if(time>0)
{
document.getElementById("Button1").value = time-1;
window.setTimeout("tick()",1000);
}
else
{
document.getElementById("Button1").disabled = false;
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}
function ssClick()
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var cx = document.searchform.keys.value;
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本周产品推荐【表面张力测试仪】
2010-6-28T8:30:50 阅读量:3665
| 导读:表面张力仪介绍:普通的环法或板法测的只能是液体几分钟后达到平衡后的静态表面张力,而不能测试关键的刚形成新界面时的表面张力。我们为大家介绍以下一款动态表面张力仪: |