xxxxxxxxxx<html><head><meta charset="utf-8"> <title>W3Cschool(w3cschool.cn)</title> </head><body><p>展示给定的数据范围:</p><p><meter value="0.3" high="0.9" low="0.1" optimum="0.5"></meter></p><p><strong>注意:</strong> IE 浏览器不支持 meter 标签。</p></body></html>