... roller hydraulic(valve)tappet 滚轮式液力挺柱 roller holder (滚子轴承)滚子保持架 roller cup 锥形滚子轴承外圈 ...
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... 窗板 WINDOW BOARD 顶杆 ROLLER HOLDER 连接座 CONNECTOR ...
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locking roller holder 闭锁滚柱座
holder for locking roller 闭锁滚柱座
Main failures of roller shutter dry seal gas holder and its accessory systems in recovering gas are summarized, the countermeasures taken are introduced, and some Suggestions are put forward.
对卷帘密封干式气柜及其辅助系统在回收瓦斯运行中的主要故障、所采取的对策加以归纳总结，并提出了一些提高安全性的建议。
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