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兩位兩通電磁球閥與液控單向閥 哪種泄露量小,? |
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點(diǎn)評(píng)
二位二通的座閥多吧,,當(dāng)初也不知是誰起個(gè)名字叫電磁球閥,,其實(shí)絕大多數(shù)都是座閥,人家球閥是有專指的,。
原理講得很清楚
頂,!液控單向閥做液壓鎖很常用,效果也非常好,!
評(píng)分
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點(diǎn)評(píng)
重錘式蓄能器?理論上是恒壓,。
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