在手轮下面，在一个旋进阀体的螺母上面是一套扳手面。这是横膈膜止动螺母。
Beneath the handwheel is one set of wrench flats on a nut threaded into the valve body. This is the diaphragm-retaining nut.
这使得不用扳手，而是使用带手轮的螺母就可以进行连接。
This allows the connection to be made without a wrench, using a nut equipped with a hand wheel.
订购时，注明描述信息和从阀门中心线至手轮顶部或螺母的加长长度尺寸。
To order, specify description and extension length from center line of valve to top of handwheel or nut.
拨动手轮时，螺母连接板带动悬挂式埋弧焊接机头与焊丝盘支架轴向移动。
When a hand wheel is toggled, the nut connecting plate drives the hand piece of the suspended type submerged arc welding machine and a wire reel bracket to move axially.
在手轮下面是两个附在阀体上的螺母。
Beneath the hand wheel are two nuts attached to the valve body.
手轮下面是一个六角形外螺纹横膈膜止动螺母。
转动手轮使丝杆带动丝杆螺母和闸板沿水平方向往复运动，达到闸门的启闭目的，同时密封副在闸板运动中阻拦粉尘不进入传动腔内，无外漏污染。
Rotate the handwheel driving the pole and nut reciprocate in horizontal. At the same time the seal can prevent dust from entering driving body and out-leakage pollution does not exist.
这些接头上的螺母上通常装有手轮。
The nuts on these connections usually have hand wheels mounted on them.
主要由框架、闸板、丝杆、螺母等零件构成，用手转动手轮使丝杆带着丝杆螺母和闸板沿水平方向往复运动，达到闸门的启闭目的。
It is mainly made up of frame, gate board, screw pole, nut etc. Rotate the handwheel by hand, then the screw pole drives the nut gate board move in horizontal to fro to open close the valve.
在手轮下面，在一个旋进阀体的螺母上面是一套扳手面。
Beneath the handwheel is one set of wrench flats on a nut threaded into the valve body.
在手轮下面，在一个旋进阀体的螺母上面是一套扳手面。
Beneath the handwheel is one set of wrench flats on a nut threaded into the valve body.
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