短語(yǔ)詞組短語(yǔ)screw thread pitch gage 螺釘螺距規(guī)basic screw -pitch [機(jī)]基本螺距Variational Screw -pitch 變導(dǎo)程varying screw -pitch 變螺距screw thread pitch 螺紋screw -pitch precision 螺距精度screw thread pitch gauge 螺釘螺距規(guī) 返回 screw pitch