标准摘要
[中文适用范围]： 本文件规定了技术产品文档中使用的符号的推荐比例。 它根据与要使用的线宽相关的网格给出推荐尺寸。 本文件不适用于过程工厂文件中使用的符号，这些符号的比例基于 ISO 3098-1 中给出的标准字母高度。 [外文原描述]： This document specifies the recommended proportions for the symbols used in technical product documentation. It gives recommended dimensions based on the grid related to the line width to be used. This document does not apply to symbols used in process plant documentation, which are covered in ISO 81714-1. The proportions of the symbols are based on the standard heights of lettering given in ISO 3098-1.
英文名称Technical product documentation — Symbols used in technical product documentation — Proportions and dimensions