这往往是柱塞尾部翅形体过厚所致。
This is often tail - fin shape plunger due to excessive thickness.
介绍了数字轴向柱塞泵的工作原理；
为此，提出柱塞缓冲器设计构想。
配流阀是柱塞泵中十分重要的元件。
延长料管和柱塞头的使用寿命。
当关井时，柱塞沿生产管柱向下降落。
When the well is shut-in, a plunger is dropped down the production string.
其导阀口前面有导向柱塞；
The Safety valves pilot valve plunger driven in front of mouth;
研究结果有助于柱塞泵的振动噪声控制。
The conclusions are helpful to the noise control of piston pump.
柱塞安装在阀门的核心。
转储也是可选的柱塞阀。
柱塞的简洁性是瑞士纺织高性能喷嘴的核心优势。
The good compactness of the plug is the central advantage of the SwissTex HPc jet.
文中算式对其它类型的轴向柱塞泵亦有应用价值。
回路中的平衡阀是为支撑压板及柱塞的重量而设计的。
The balance valve circuit is to support the weight of platen and plunger design.
柱塞头部斜槽的位置不同，改变供油量的方法也不同。
Plunger head chute different location, change the amount of oil in a different manner.
本章对两种美国高压三柱塞泵的结构和材料选用作了介绍。
This paper presents the construction and the material selection of two kinds of the u.
其中一个有效的方法就是优选泵筒和柱塞的材料和表面处理工艺。
One effective way is preferred pump barrel and plunger of materials and surface treatment processes.
但是在周二马赛柱塞州选举上发生的却绝不是一次普通的特别选举。
But what happened in Massachusetts on Tuesday was no ordinary special election.
但是在周二马赛柱塞州选举上发生的却绝不是一次普通的特别选举。
But what happened in Massachusetts on Tuesday was no ordinary special election.
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