Allows an external part to filter or sort the list.
允许外部部件对此列表进行筛选或排序。
An oil pump (18) is arranged on the external part of the casing of the gear box and on a power output shaft (17), and an oil cylinder (9) is arranged on the rear upper part of the gear box.
在变速箱的壳体外部，于动力输出轴(17)上装有油泵(18)，而油缸(9)被安放在变速箱的后上部。
No external part is required by the device for reversing the cylinder, and the high-speed back-and-forth motion can be achieved, so that an object can move fast.
本装置不用任何外部件对气缸进行换向，就能达到高速往返运动，能使物体快速移动。
No external part is required by the device for reversing the cylinder, and the high-speed back-and-forth motion can be achieved, so that an object can move fast.
本装置不用任何外部件对气缸进行换向，就能达到高速往返运动，能使物体快速移动。
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