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ji chu zhi shi jiang zuo
Pages: 42-45+47
Year: Issue:  3
Journal: Welding Technology

Keyword:  焊条药皮基础知识讲座碱性焊条酸性焊条焊接电源焊缝金属堆焊焊条不锈钢焊条焊接工技术等级标准;
Abstract: 很多焊接工人来信,要求《焊工之友》为焊工自学刊登些基础知识,现根据第一机械工业部《工人技术等级标准》中电焊工、气焊工标准,编写部分应知的基础知识,并将从本期起陆续刊载,供广大焊工同志们学习参考。
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