A.1t/h~3t/h B.3t/h~4t/h C.3t/h~5t/h D.5t/h~7t/h
A.凸輪 B.開(kāi)關(guān)位置 C.旋轉(zhuǎn)按鈕 D.限位塊
A.35kV B.110kV(66kV) C.110kV D.220kV