“焊工园地”从本期开始和大家见面了,希望大家给予热情扶植,使它能有助于提高焊工理论和实际操作水平。最近几期将连载《电弧焊机基础知识讲座》、《焊工考试试题及解答》以及有关资料。希望广大焊接工作者多写一些这方面的科普文章及小知识、小资料、为“焊工园地”多提供稿件。 “Welder Park” from the beginning of this issue to meet with everyone, I hope you give enthusiastic support, so that it can help improve the theory and practical level of welder. Recent will be serialized “arc welding machine basic knowledge lecture”, “welder examination questions and answers” and related information. Hope that the majority of welding workers and write some more science articles in this area and little knowledge, little information, as “welder garden” and more to provide manuscripts.