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比较研究了三种腐蚀方法对图像仪测定低碳合金高强钢焊接粗晶区M—A组元的适用性。分析了误差来源,讨论了误差修正方法。
The applicability of three kinds of etching methods to the determination of M-A component in the coarse grain region of low-carbon alloyed high-strength steel by ICP was studied comparatively. The source of error is analyzed and the error correction method is discussed.