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三缸泵排量 triplex pump rate
三缸往复泵 three cylinder reciprocating pump ; three throw reciprocating pump ; triplex reciprocating pump ; triplex pump
三缸曲柄泵 three throw crank pump ; triplex pump
三缸式泵 triplex pump
三缸往复泵三缸式泵 triplex pump
三缸泥浆泵 triplex mud pump
三缸来去泵 three cylinder reciprocating pump ; three throw reciprocating pump
三缸往复泵联轴器 three throw reciprocating pump coupling
三缸曲柄泵联轴器 triplex pump coupling
国产三缸泵的齿轮齿面损伤严重，尤其以点蚀现象居多。
There are the various damages on the gear surfaces of triplex pumps made in China, especially, there exist a lot of phenomena of the pit corrosion.
针对以上要求，目前广泛使用的是三缸单作用往复泵（简称三缸泵）。
Now, the drilling pump widespread in use is the tri-cylinder pump.
对于三缸低波动往复泵，理论上应使三个活塞在排出行程（吸入行程）中的速度之和为一常数，采用凸轮机构能达到这一目的。
Theoretically the sum of the velocities of the three pistons on the discharge stroke in a low-fluctuation triplex pump should be a constant, and this can be achieved by means of the cam mechanism.
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