... 检修备用容量 reserve capacity for repair 检修密封 service seal 检修排水井 service dewatering pit ...
基于12个网页-相关网页
Excellent general service seal 密封性能优越
Seal service kit 密封修理包
service brake piston seal 行车制动器活塞密封圈
seal for operation service only 业务专用章
Assurance Seal Service 服务保障标记
Use bellows mechanical seal the cost is too high, but the service life is longer than the first two, maintain or change relatively trouble.
使用波纹管机械密封的的成本太高,可是使用寿命长于前两种,维护或者改换时斗劲麻烦。
This paper shows the construction of hydrodynamic oil seal SR. and discusses its properties and service life through test.
本文介绍“SR”流体动力油封的结构,通过试验更进一步论述“SR”流体动力油封的密封性能和使用寿命。
The research on deformation of rubber piston of slush pump provides a basis of improving the seal properties and increasing the service life of the piston.
泥浆泵橡胶活塞变形的研究,可为改进活塞的密封和寿命性能提供依据。
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