1) seepage check valves
防渗逆止阀
2) backwatergate
逆止阀;防回门
3) check valve
单向阀,止回阀,防逆阀;检验阀
4) non-return valve
逆止阀
1.
The boiler tripped and the fluid coupling parts was damaged because of an electric feed water pump non-return valve jam in Xuzhou Power Plant in early 2005.
介绍了江苏徐州发电厂于2005年初因电动调速给水泵出口逆止阀卡涩导致锅炉熄火并造成耦合器部件损坏的事故情况,对发生这一事故的主要原因进行了综合分析,并提出解决方法和防范措施。
5) check valve
止逆阀
1.
The lab test of the performance of check valves which are used in the central exhaust system for residential kitchen is done, the results of the test is analyzed, and how the performance will affect the whole system, on its use and on its existence, is expounded.
对住宅厨房集中排烟道用止逆阀性能进行实验研究,分析漏风量实验及阻力实验所得 结果,论述止逆阀性能的优劣对整个系统的使用情况乃至系统的存在产生的影响,从而提出在排 烟道系统中应采用低漏风量、低阻力系数的止逆阀,以有利于集中排烟道系统的运行。
2.
Lab test was completed to determine the local resistance made by check valves used in exhaust system, it was concluded that local resistance coefficient of the electromagnetic valve tested will decrease with the valve open position largeror exhaust air rate increased.
通过实验方式测定排烟道用止逆阀造成的局部阻力,得到以下结果:所测上开式电磁阀的局部阻力系数随阀片开启角度的增大而减小;排风量增大,阻力系数亦减小,且和其他类型的电磁阀及重力阀相比,该阀门的阻力系数小。
6) pump check valve
泵止逆阀
补充资料：逆防
1.预防。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条