冷停堆 cold shutdown
冷停堆 cold shutdown
相关考题:
假设用户正在执行UPDATE操作,此时用以下哪种方法可以关闭数据库()A、SHUTDOWN或SHUTDOWN IMMEDIATE或SHUTDOWN ABORTB、SHUTDOWN或SHUTDOWN NORMAL或SHUTDOWN TRANSACTIONALC、SHUTDOWN NORMAL或SHUTDOWN ABORT或SHUTDOWN IMMEDIATED、SHUTDOWN或SHUTDOWN IMMEDIATE或SHUTDOWN TRANSACTIONALE、SHUTDOWN ABORT或SHUTDOWN IMMEDIATE或SHUTDOWN TRANSACTIONAL
问答题一回路系统在换料冷停堆状态下,P=Patm(大气压),为何将温度限制在20℃-50℃范围内?