请问Gost  XP  SP3装机版系统能安装上STEP7  V5.4吗？

有大约90%的可能性是可以安装的，但是不排除你正好落在剩下的10%内。
Regards

能安装，我试过的

there are data on your computer which will be deleted next time when you restart computer.
it will lead to problems if reinstall the software
无法安装