whorl词根词缀

whorl

[wɜ:l]

n.轮生体;螺纹;螺旋环;涡;

复数： whorls

例句:

1、

So reducing whorl root stress focus may distribute to improve bolt intensity and life.

因此,减少螺纹根部应力集中、改善应力分布是提高螺栓疲劳寿命的主要途径.

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2、

He is designed buy prize of steel a whorl.

他特意置了一根螺纹钢撬.

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3、

It is joined , inserts helping jointly that its characteristic is whorl, the price is suitable.

其特点是螺纹连接 、 插合方便 、 价格适宜.

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