1.建bat文件自动执行复制，删除命令。
复制cd.dll文件至windows\system32的bat文件内容：
@echo off
set JtlDir=D:\apache-jmeter-3.0\thinkive\resultReport\jtl
set ReportHome=D:\apache-jmeter-3.0\thinkive\resultReport
copy /y %JtlDir%\*.png %ReportHome%\pngbak
/y是覆盖
http://blog.csdn.net/linda1000/article/details/10221285
http://www.jb51.net/article/48949.htm
https://zhidao.baidu.com/question/982407565924096219.html