The definition of trimmed surface is main content of Initial Graphics Exchange Specification ( IGES ). The format of trimmed surface description in IGES file is discussed in detail. 裁剪曲面是基本图形交换规范(IGES)的主要内容,详细介绍了IGES文件中裁剪曲面的定义格式。
The work in the paper is helpful to the development of machine product graphics data's exchange standard as well as to the design and implementation of its network transmission format. 论文所作的研究和开发工作对于机械产品图形数据交换标准的开发以及机械图形网络传输格式的设计和实现有一定的参考价值。