... Gland 压盖 Upper shaft sleeve 上轴套 Pump half coupling lock nut 泵联轴学习股票操作基本知识器的锁紧螺母 ...
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The upper end of the lifting rod is provided with the shaft sleeve and a button which are connected with the eccentricity handle.
提升杆上端装有与偏心把手连接的轴套和按钮。
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