It has the function testing, display, communication, fault inspection, and fault memory.

具备试验功能、显示功能、通讯功能、故障查询、故障记忆功能。

youdao

It has the function testing, display, communication, fault inspection, and fault memory.

具备试验功能、显示功能、通讯功能、故障查询、故障记忆功能。

youdao