分析编辑加工中经常遇到的国家标准没有明确规定或容易出错的问题，如计算机仿真图的编辑加工、直径的表示方法和缩略语的使用等，并提出相应的建议。
On the basis of state-specific standards, the authors analyze a few confusable problems such as modification of computer simulation charts, expression of diameter and use of abbreviations.
简要介绍了新修订的《结构钢低倍组织评级图》（GB/T 1979 2 0 0 1）国家标准。
The revised"Grading Diagrams for Macrostructure and Defect of Structural Steels"(GB/T 1979-2001)is introduced briefly.
简要介绍了新修订的《结构钢低倍组织评级图》（GB/T 1979 2 0 0 1）国家标准。
The revised"Grading Diagrams for Macrostructure and Defect of Structural Steels"(GB/T 1979-2001)is introduced briefly.
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