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本文对A型试片以及使用方法作了说明,纠正了磁粉探伤中使用A型试片的错误方法,给出了如何应用A型试片选择严格磁化规范的方法。
In this paper, the type A specimen and its application are described. The error method of using the type A specimen in the magnetic particle inspection is corrected. The method of how to choose the type A specimen for the strict magnetization is given.