<!DOCTYPE html>
 <html>
 <head>
 <meta charset="UTF-8">
 <title></title>
 <style type="text/css">
 .dg-dashboard{
   position: absolute;
   left: 0px;
   right: 0px;
   top: 0px;
   bottom: 0px;
 }
 .dg-chart{
   display: inline-block;
   width: 300px;
   height: 300px;
 }
 </style>
 </head>
 <body class="dg-dashboard">
 <div id="txt66" class="dg-chart" dg-chart-widget="a25d9a9d6177f22a3e1a"><!--水壶图的文本--></div><script>
$(function(){
 setTimeout(function()
 {
     var av=$($($("#txt66").children('div').get(0)).children('div').get(0)).text();
     console.log(av)   //打印出来
 },1000)
 })
 </script></body>
 </html>