湿式喷水灭火系统中设置有(),以消除因管网中水压的波动而产生的水力警铃和水力继电器的误动作。
A、湿式报警阀
B、水力继电器
C、延时器
D、水流指示器
参考答案:C
______ to their dream universities, all the Senior Three students in the City of Longyan are devoted to their studies.
A.To be admitted
B.Admitted
C.Admitting
D.To admit
处理人事争议的法定途径有()。
A.申诉
B.控告
C.仲裁
D.诉讼