問題詳情
8. (9) 核種是加速器冷卻水系統中可能誘發的放射性核種，由於它無法被去離子床過濾清除，檢修加速器冷卻水系統時應採取個人防護措施，並避免冷卻水濺漏。
參考答案
答案：B
難度：簡單0.785788
統計：A(53),B(763),C(59),D(28),E(0)
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