螺母

She has invented a nifty little gadget for undoing stubborn nuts and bolts.

她发明了一种灵巧的小工具用来松开固的母。

There are lots of advantages by cold extrusion for straight knurl nut in a single process.

直纹滚花母采用冷挤压一次成形新工艺 ,成效显著。

Abstract： There are lots of advantages by cold extrusion for straight knurl nut in a single process.

摘 要： 直纹滚花母采用冷挤压一次成形新工艺，成效显著。

Now our company is majoring in nuts series: rivet nuts, blind rivet, insert nuts,nylon locknuts, welded nuts, flange nuts and other kinds of auto standard parts.

上海锐拓五现在主营固件系列中的母类产品： 铆母，尼龙母，焊接母，法兰母，以及各类汽车标准件。

The results show that the failure is mainly attributed to the inappropriate heat-treatment technology of the locking nut and the hydrogen brittlement from electroplating of the stopping pad.

构件失效的主要原因：母的热处理工艺不当，止动垫电镀过程发生氢脆。

That membrane proceeds to wrap over the nerve fiber with machinelike precision, spiraling down to create the distinctive sausage shape, tightening itself over the fiber like a threaded nut.

这层隔膜就象机器操作那样的精确包裹在神经纤维上，并旋转缠绕成特殊的香肠形状。就象母那样地包在神经纤维上。