... 花费时间做sth » Take the time to do sth 蝶阀阀座 » butterfly valve valve seat 是啊,我也支持你. » Yes ah, I support you. ...
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... 哦！中国的一个城市 » !A city of China 蝶阀阀座 » Butterfly valve seat 把..加到..上 » .. .. On the added ...
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... 空间互动 » Spatial interaction 运输有限公司 » transport co. , ltd. 蝶阀阀座 » Valve seat ...
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弹性阀座蝶阀 Resilient Seated Butterfly Valve
R512型高性能无销中线蝶阀在引进国外先进技术的基础上采用轻柔的接触式阀座和优良的多重密封构造能有效防止外漏。
R512 type High performance concentric butterfly valvesadvanced foreign technology on the basis of soft contact seat sealing structure multiple can effectively prevent leakage.
采用特别设计的补偿性可动金属阀座结构，蝶阀密封可靠。
The specially-designed compensatory movable valve seat construction made from metal is of great reliability in its sealing performance.
蝶阀上的这种旋转作用力取决于三个因素：(1)阀瓣与阀座密封的摩擦力；(2)轴承摩擦力；(3)动力矩。
This turning force in a butterfly valve is determined by three factors. (1) friction of the disc to seat for sealing (2) Bearing friction (3) Dynamic torque.
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