双语例句
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A novel drill tool threaded connection stress relief groove is proposed in the paper.
减少连接螺纹弯曲应力可以延长钻具连接螺纹的疲劳寿命。
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To hold one end of a threaded connection while the other is turned to make up the joint.
固定螺纹连接部位的一端，以便在转动另一端时上紧螺纹。
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Therefore, the threaded connection between both parts (1, 2) presents a gap (3) that varies in a non-linear manner.
因此，两个部件(1,2)之间的螺纹连接具有以非线性方式变化的间隙(3)。
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