《机械制图》国家标准的发展及应用

Development and application of Mechanical Drawings National Standard

在回顾《机械制图》国家标准发展历史的基础上,主要阐述了国家标准制修订的意义,介绍了标准的基本常识,列出了《机械制图》国家标准新旧代换表,同时提出了在贯彻和应用标准时应注意的问题。认为应树立和提高标准化意识,强化对国家新标准的学习。

Based on the development history of the National Standard of Mechanical Drawings, this paper mainly expounds the meaning of revision of the National Standard, explains the basic common sense of standards in detailed,and provides the substitution schedual of the new standard for the old one in mechanical drawing. In addition,some problems in implement and application of the standard are proposed. This paper aims at improving the standardization consciousness, and enhancing the study of new standard, and offering certain help in understanding and implementing the new standard without deviation.