从本期起,本刊遵照“百花齐放、百家争鸣”的方针,开辟专栏讨论焊接工艺评定中弯曲试样问题,以期引起有关部门的注意和重视。欢迎广大读者将生产中遇到的实际问题和自己的看法,撰写成稿,参加讨论。 Starting from this issue, we follow the guideline of “letting a hundred flowers blossom and a hundred schools of thought contend” to open a column to discuss the issue of bending test specimens in the welding process qualification, with a view to arousing the attention and attention of relevant departments. Welcome readers to the practical problems encountered in production and their own views, write a draft, to participate in the discussion.