- fiducial mark
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基准符号的英文
例句与用法
- Road vehicles ; 3 - dimensional reference system and fiducial marks , definitions
道路车辆.三维基准系统和基准符号定义 - Rules for the presentation of graphical symbols - graphical symbols for use in the technical documentation of products - part 2 : specification for graphical symbols in a computer sensible form , including graphical symbols for a reference library , and require
图形符号表示规则技术文件用图形符号第2部分：图形符号包括基准符号库中的图形符号计算机电子文件格式规范及其交换要求