精密陶瓷柱塞同心度的宽容，试压泵不仅增加了柱塞磨损性，空调泵而且提高密封寿命。
Precise tolerance of concentricity for ceramic plunger, not only increase the abrasion-resistance of plunger but also increase seals life.
通过实验得出了柱塞偶件磨损对喷油泵供油特性的影响规律。
The effects of the wear of plunger pair on delivery fuel characteristic of fuel injection pump is investigated.
应及时更换已磨损的柱塞及出油阀偶件。
Should be the timely replacement of worn and out of the plunger valve coupled parts.
标准型抽油泵柱塞上阀罩的工作缺陷是出油孔壁磨损断裂。
The shortcoming of top valve housing for standard type oil well pump plunger is wear and rupture of oil flow pore wall.
用埋弧自动焊方法成功地修复了表面磨损的大型压机主柱塞。
By adopting the automatic submerged arc welding process, the main plunger which surface has been worn out on the heavy duty hydraulic press has been successfully repaired.
一种柱塞式定量铅液泵，属特种泵技术领域，用于解决铅液泵磨损速度快、寿命低的问题。
A plunger type quantitative lead pump belongs to the technology field of special pumps and is used for solving the problems with the lead pump, including high rate of wear and short service life.
一种柱塞式定量铅液泵，属特种泵技术领域，用于解决铅液泵磨损速度快、寿命低的问题。
A plunger type quantitative lead pump belongs to the technology field of special pumps and is used for solving the problems with the lead pump, including high rate of wear and short service life.
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