46.操作揮發性放射性物質的抽氣櫃,其空氣過濾裝置不含有下列何種濾層?
(A)前置濾層(pre-filter)
(B)高效率濾層(HEPA filter)
(C)活性碳濾層(active charcoal filter)
(D)離子交換樹脂(ion exchange filter)
答案:登入後查看
統計: A(115), B(164), C(224), D(1270), E(0) #2742726
統計: A(115), B(164), C(224), D(1270), E(0) #2742726