crartor

@Echo off
If "%1"=="" Mshta vbscript:CreateObject("WScript.Shell").Run("""%~nx0"" F",0)(window.close)&&Exit
start 甲.exe
start 乙.exe
:B
ping 127.1
tasklist|Find "甲.exe"||taskkill /F /IM 乙.exe&&Exit
goto B
没测试，不知行不行。