A.DC220V B.AC380V C.DC220V D.DC380V E.兩種并用
A.50kVp B.60kVp C.70kVp D.100kVp E.200kVp
A.電參數(shù) B.結(jié)構(gòu)參數(shù) C.容量參數(shù) D.極限參數(shù) E.物理參數(shù)