... 梯形单头螺纹环 trapezoid single start thread ring 单头螺纹,单线螺纹 start thread ; singlestart thread 单螺纹,单头螺纹 single screw thread ...
基于1个网页-相关网页
single start thread 单螺纹 ; 单线螺纹
double start thread 双线螺纹 ; 双头螺纹
single-start thread 单头螺纹 ; 单线螺纹 ; 单纹螺纹
multi-start thread 多线螺纹
three start thread 三线螺纹
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