A.1Sv=102rem B.1Sv=103rem C.1Sv=104rem D.1Sv=105rem E.1Sv=10rem
A.管電壓 B.管電流 C.照射時(shí)間 D.電子電量 E.光子數(shù)量
A.0.5mSv B.1mSv C.2mSv D.5mSv E.10mSv