... helical dislocation 螺线位错 helical rolling 斜轧 helical welded pipe 螺旋焊管 ...
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cross helical rolling 横向螺旋轧制
helical rolling mill [机] 横向螺旋轧机
helical groove skew rolling 孔型斜轧
cross rolling with helical grooves 螺旋孔型斜轧
helical coil steam generator rolling 横向螺旋轧制
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The Rollex and Rollex1 are newly developed spline rolling machines for economical cold forming of straight and helical involute splines.
Rollex和Rollex1是最新开发的花键冷挤压设备，用于直齿和斜齿渐开线花键冷成形的经济生产。
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