4549核放射探测仪γ射线灵敏度为（)A.1000CPM／（mR／h)B.1000C0PM／（mR／h)C.100CPM／（mR／h)D.10CPM／（m8183

核放射探测仪γ射线灵敏度为() A.1000CPM/(mR/h) B.1000C0PM/(mR/h) C.100CPM/(mR/h) D.10CPM/(mR/h)

答案解析

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