Hot-dip galvanized screw threads的意思|示意
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热浸镀锌螺纹
Hot-dip galvanized screw threads的网络常见释义
热浸镀锌螺纹 准/规范中文名: 热浸镀锌螺纹 在外螺纹上容纳镀锌层 标准/规范英文名: Hot-dip galvanized screw threads - On external screw threads there is the clearance for accommodating the hot-di..