双语例句
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Screw and barrel materials used 38crmoala, nitrogen treatment, with special screw structure.
螺杆、机筒材料采用38crmoala，表面氮化处理，采用专用螺杆结构。
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The extruder of the line adopts special screw and extruding mold made by PB material, special charging hopper and vacuum sizing equipment.
该生产线挤出机采用PB料特制螺杆及挤出模具，专用进料料斗，专用真空定径装置。
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The special screw is manufactured with the molding method and non-instantaneous envelope method on the numerical control millers generally.
异形螺杆的加工一般采用成型法及无瞬心包络铣削方法在专用数控铣床上进行。
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