- 重点词汇
- 相关例句
steel socket welding coupling socket welding elbow wrought copper elbow brazing type
碳钢插承焊接头插承焊接弯头锻造紫钢铜焊接弯头
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specification for steel pipe fittings, screwed and socket-welding for the petroleum industry
石油工业用钢管配件、螺旋管接头和套管焊接规范
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socket welding connection technology used in buried large-diameter pipe line project
大管径埋地管道承插焊连接施工技术
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mss sp-110 covers ball valves, threaded, socket-welding, solder joint, grooved and flared ends.
110包括球阀,螺纹、承插焊、焊接、卡箍和扩口连接。
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ball valves threaded, socket-welding, solder joint, grooved and flared ends.
球阀螺纹,承插焊接,焊接连接,带槽和扩口连接。
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螺纹、承插焊管件压力等级与管子壁厚等级的关系。
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