screw pitch gauge 螺距规 ; 螺旋副计量器具 ; 螺纹规
English screw pitch gauge 英制螺距规
metric screw pitch gauge 国际螺距规 ; 米制螺距规
international screw pitch gauge 国际螺距规 ; 公制螺距规
limit screw pitch gauge 螺距极限规
screw-thread pitch gauge 螺距规
screw thread pitch gauge 螺钉螺距规
Screw w pitch gauge 螺距规
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Smart Start Keep a screw pitch gauge in your tool box.
聪明的开头在你的工具箱里放一个螺距规。
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