1) screw plug
螺旋插头
3) Spiral interpolation
螺旋插值
4) screw receptacle
螺旋插座
5) screw fitting
螺旋接头
6) spiral bit
螺旋钻头
1.
The bionics theory was applied on the spiral bits,and then a non-smooth spiral bit was designed and processed for carried out the problem of serious sticking.
将仿生非光滑理论应用于螺旋钻头设计上,以解决粘性土钻进中螺旋钻头阻力大、粘附严重的难题。
补充资料:插插
1.犹喳喳。低语声。
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