upper nut的意思|示意
upper nut相关短语
1、 upper cap nut 上螺母
upper nut相关例句
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。