[单选题]以某气体放电试验中,通过紫外线照射使 SF₆气体分子外层电子获得能量脱离分子,该电离过程属于( )(每题0.5分)(0.5)
发布时间:2025-11-29
A.碰撞电离
B.光电离
C.热电离
D.表面电离
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