止回阀

The debris is prevented from flowing back out of the bailer by a check valve.

利用一个止回阀防止碎片从捞砂筒中流出。

I also purchased two (2) TME High Volume Check Valves from to be installed on the bilge pump discharge tubes.

我也购买了二（ 2 ） tme高容量止回阀，从，以安装在舱底泵排放管。

Machined brass construction, chrome nickel plated body, EPR rubber check disc assemblies and Buna 'N' seals, stainless steel springs and pressure plates are standard.

标准配置为机加工黄铜结构，镀铬镍阀体，乙丙橡胶止回阀瓣总成和丁钠橡胶密封，不锈钢弹簧和压力板。

And a by-pass pipe with check valve is set between the inlet and outlet of circulating pump.

在循环泵进出口之间设置带止回阀的旁通管。

This is necessary to prevent premature opening of the main line check valve.

这一点很必要，可以防止主管线止回阀过早开启。

The new moulded screen with no cemented joints or parts is a simple one-piece structure that adapts to a ball check valve using a union nut provided with the screen ¨kit.

新的模压水泥屏幕无接头或部分，是一个简朴的单件结构的一种球止回阀采用锁紧螺母与屏幕工具包提供适应。

Also used to test Series 709, 770 and 007 Double Check Valve Assemblies.

也可用于检测系列709， 770和007双止回阀总成。

The second step is to select the closure may be required to meet the speed of the check valve type.

第二步是选择可能满足所需要的关闭速度的止回阀类型。

The paper to introduces the structure, main parameters and characteristics of integrated check valve.

介绍了插装式止回阀的结构，主要参数及特

If there is that kind of valves , the teachers must hope that is a check valve .

如果真出现这么一个阀门，老师一定会希望它只是一个止回阀而已。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了