taper internal pipe thread的意思|示意
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英 / /
圆锥内管螺纹
taper internal pipe thread的网络常见释义
圆锥内管螺纹 ... 内螺纹管接头配件: female fittings 圆柱内管螺纹: parallel internal pipe thread 圆锥内管螺纹: taper internal pipe thread ...