阀座圈 meaning in English

seat ring

Steel insert for valve seat
钢阀座圈
Finally , experiment is carried out on automobile . unusual phenomenon does not take place . the reliablility of the expierment fits the bill
这说明在提高阀座圈高温耐磨损上， co与cr的作用是十分显著的。
In addition , the lead free gasoline is being used in the engine , so vavle seat insert ( vsi ) must be made by scpecial materials
燃料改用无铅汽油以后，阀座部分必须用特种材料制造的镶圈来补强，这种镶圈就是通常所谓的阀座圈。
In this paper , the vsi is produced by powder metallurgy . various alloy elements added , porosity and microstructure of materials is considered to affact the vsi ' s property ; matching between the working and none - working layer of vsi is discussed ; and the cost reduction of two - layer vsi is analysed as well
研究了各种合金元素的添加、孔隙率和显微组织对阀座圈工作性能的影响；讨论了双层阀座圈工作层与非工作层之间的匹配；分析了双层阀座圈在成本上的优势。