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目前内外螺纹的加工通常是在车床上用车刀制螺纹的方法来完成。当用常见的车削方法加工图1所示的锥管内螺纹(以后简称
At present, the internal and external thread machining is usually done by lathe thread on the lathe. When using the common turning method shown in Figure 1 taper pipe internal thread (hereinafter referred to as