centrifugal seal meaning in Chinese

离心密封

D343h centrifugal seal butterfly valve - changmao
D343h型法兰偏心蝶阀煤气阀- changmao
Dh746x microresistance butterfly vavle d343h centrifugal seal butterfly vavle
Dh746x型微阻蝶式止回阀
D343h centrifugal seal butterfly valve
J41型截止阀
Through practical test and theoritical analysis , the paper describes the combined sealing types of centrifugal sealing and spiral sealing and designs the appropriate structural of oil seal
通过实验研究和理论分析，论文对轴承箱两端密封结构采用了离心密封和螺旋密封的组合密封方式，设计了相应的结构油封。