A.氯化銀 B.溴化銀 C.碘化銀 D.氯化銀+碘化銀 E.溴化銀+碘化銀
A.1% B.5% C.0.1% D.0.2% E.0.5%
A.靶物質(zhì)原子序數(shù) B.管電流 C.管電壓 D.旋轉(zhuǎn)陽極轉(zhuǎn)速 E.燈絲焦點(diǎn)大小