A.開關(guān)量100ms B.模擬量100ms C.開關(guān)量50ms D.模擬量50ms
A.過電壓 B.過電流 C.欠電壓 D.欠電流
A.CRT畫面監(jiān)控 B.組態(tài) C.修改功能塊 D.DPU軟件升級(jí)