Pic Title: 英制螺丝 Related Phrase: Inch screws Related pictures: 英制螺丝 Source: http://www.chinabaike.com/ Pic Description: 　　公制英制螺丝对照表_标准件_中国百科网 公制英制对照表,紧固件常用尺寸 No. / 3 Picture               Slide Show

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