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参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】第二篇 Sleep We all know that the normal human daily cycle of activity is of some 7 - 8 hours’ sleep alternating with some 16 - 17 hours’ wakefulness and that, broadly speaking, the sleep n...
A.
people hate the inconvenience of working on night shifts.
B.
your life is disturbed by changing from day to night routines and back.
C.
not all industries work at the same hours.
D.
it is difficult to find a corps of good night workers.
【多选题】未能停堆的预期运行瞬变这种假想事故可考验核电厂的()。
A.
稳压器释放阀及安全阀的设计容量
B.
稳压器波动管的位置
C.
反应堆第二停堆系统的性能
D.
冷凝器真空状态
E.
事故情况下的操作规程