Just 20 trucks can fit in the loading bay and they can wait for more than an hour to be unloaded, largely by hand.
也仅有20辆适和于进料台的卡车，此外他们还得为卸货等上一个多小时，因为卸货主要依靠人工。
After unscrewing a screw with the screwdriver, the screwdriver rotate rapidly through twisting the twist rod by hand so as to realize rapid loading and unloading of the screw.
可在螺钉用螺丝刀松动后，通过手指捻动捻杆，使螺丝刀快速旋转，实现快速装卸螺钉。
After unscrewing a screw with the screwdriver, the screwdriver rotate rapidly through twisting the twist rod by hand so as to realize rapid loading and unloading of the screw.
可在螺钉用螺丝刀松动后，通过手指捻动捻杆，使螺丝刀快速旋转，实现快速装卸螺钉。
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