Reliability- The process fluid flows through the trim, flushing away solid deposits above and below the guide bushing , thus reducing the possibility of a sticking valve plug.
可靠性过程流体流动，通过修剪，冲掉上述固体存款和指导下套管，从而减少了一贴阀芯的可能性。
2
These lifters feature an exclusive body design that does not include an oil band, maximizing rigidity and reducing lifter bushing wear.
这些选手采用独特的车身设计不包括石油带，最大限度地提高刚度，减少套管磨损升降。
3
The invention discloses an alloy coating bushing which comprises a steel backing layer, a substrate layer, a nickel grid layer and a friction-reducing layer which are sequentially arranged.