组合式挂裤杆与衣架为可拆式连接。
The combined trousers hanging rod and a hanger form a detachable connection.
液压油缸可单独使用，也可串联使用，它一端与机动式换向阀连接，另一端与抽油杆柱连接。
The hydraulic cylinder can be used alone or connected in series. One end of the hydraulic cylinder connects to the motor driven change valve, the other end connects to the rod string.
新型钎杆采用螺旋副连接柱面承载结构和薄壁管式结构，具有能量传递效率高抗疲劳寿命性能好等特点。
The proposed rod adopts a structure of screw-pair jointing, load-bearing cylinder and thin-wall tube, and is characteristic of high energy transfer efficiency and good anti-fatigue life.
新型钎杆采用螺旋副连接柱面承载结构和薄壁管式结构，具有能量传递效率高抗疲劳寿命性能好等特点。
The proposed rod adopts a structure of screw-pair jointing, load-bearing cylinder and thin-wall tube, and is characteristic of high energy transfer efficiency and good anti-fatigue life.
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