... helical Bourdon tube ==> 螺旋弹簧管 helical casing ==> 螺旋套 helical cast ==> 螺旋排绕,反盘 ...
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磨浆段螺旋套主要的失效形式为高应力磨料磨损，同时伴有腐蚀磨损。
The main failure form of pulping scroll cover is high stress grinding abrasion accompanying corrosive abrasion.
推力问题，是可以克服的，由切割两套反对的螺旋齿就同一空白。
The thrust problem can be overcome by cutting two sets of opposed helical teeth on the same blank.
这种转向系统主要由圆筒式壳体、定位器、螺旋转套、斜向器和造斜组合钻具等组成。
The new whipstock system is mainly comprised of cylindrical case, localizer, spiral rotating sleeve, whipstock and deflecting tools.
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