Technical drawings - General principles of presentation, Part 21: Preparation of lines by CAD systems
技术制图.表示的一般原则 第21部分:用CAD系统准备线条
发布日期:
2005-05-04
规定了根据AS ISO 128.20计算最重要基本类型的非连续线及其线元素的程序。
Specifies procedures for the calculations of the most important basic types of non-continuous lines according to AS ISO 128.20 and their line elements.