撤销操作 Undo ; Ctrl
返回撤销操作 UndoAction
开设餐饮休闲营销操作 Hospitality And Recreation Marketing Operations
返回撤销操作名 UndoName
显性的授权和撤销操作 GRANT and REVOKE
恢复最后一次撤销操作 redoes
闸操作销 brake-operating pin
撤销本次操作 Undo
导叶操作机构主要包括：导叶臂压板、导叶臂、分瓣键、连接板、耳柄、剪断销、连杆销及压盖等。
Guide vane operation structure includes the guide vane arm clip board, guide vane arm, segmental keys, connection board, handle, cut pin, connecting rod pin and gland, etc.
使用该拔销装置操作非常方便，结构也较简 单，其制作成本相对较低；
When in use, the pin pulling device has extremely convenient operation, simple structure and relatively low manufacture cost;
高速精密钻孔主轴和钉销气缸系同基准轴线上工作，能保证工作精度高，操作方便。
The high speed drilling shaft and pin cylinder system work at the same reference axis to ensure high work precision and convent operation.
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