When the concave upper nut is tightened, the effect produced is exactly the same as that produced by a hammer driving in a wedge.
当上螺母的凹面与之锁紧时，其效果与用一个锤子敲进一楔子的效果完全相同。
Remove the upper suspension arm nut and bolt at the axle bracket.
从车轴支架上拆去上端悬吊臂螺帽和螺栓。
The upper stem is threaded into the diaphragm retainer nut.
上阀杆通过丝口旋在横膈膜止动螺母里。
The upper set of wrench flats belong to the packing nut, which is threaded into the valve body.
扳手面上面的那个属于衬垫螺母，它是通过螺纹旋进阀体的。
Install upper barrel, fixed by break flange and bolt nut.
安装上体，用断开法兰和螺栓螺母固定。
The upper stem is threaded into the diaphragm retainer nut.
手轮下面是一个六角形外螺纹横膈膜止动螺母。
The supplier is arranged on the upper part of the nut groove, comprising an external member and a feeder.
供给器设置在螺母槽上方，包括套件和进料器。
The supplier is arranged on the upper part of the nut groove, comprising an external member and a feeder.
供给器设置在螺母槽上方，包括套件和进料器。
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