seal components meaning in English

密封件

Sealing components for reciprocating compressors . manufacturing and reconditioning . valves , piston rings , packing cases , rods , pistons
-制造z zw型l lw型v vw型及车装移动式四大系列压缩机。
Our company is one of the leading companies in china specializing in manufacturing mechanical seal materials and mechanical seal components
宁波欧翔精细陶瓷技术有限公司是一家专业生产机械密封摩擦付材料及密封零件的日资企业。
Abstract : according to practical production , some related work of remaking sealing components of import suphuric acid refine device are introduced
文摘:从生产实际出发，介绍了国外引进硫酸精制装置玻璃管路密封件国产化改造的相关工作