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【多选题】
固体放射性实验废弃物的处置正确的是?A.
包括带放射性核素的试纸、敷料、碎玻璃、废器械等
B.
放置于周围加有屏蔽的污物桶内,不可与非放射性废弃物混在一起
C.
放置点应避开工作人员作业和经常走动的地方
D.
污物桶应有外防护层和电离辐射标记
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【简答题】A．She didn't clean the dorm. B．Her dorm is messy. C．She will help the man clean his dorm. D．She cleaned the library.
【简答题】The school assigned first year student to a dorm and a ______.
【简答题】You have found many problems with the dorm management and write a letter to the Dorm Management Office to: 1. describe the problems; 2. state the consequences of the problems; 3. express your desire t...
【简答题】A．Living space in the dorm is quite crowded. B．He wants to live in the dorm to save expenses. C．There are only a few apartments available off campus. D．There are both advantages and disadvantages to l...
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