标准摘要
[中文适用范围]： 本标准规定了一般书写用手持式自动铅笔的分类、尺寸、质量和试验方法。 它还适用于配备自动铅笔单元的多功能笔。 但是，附着在绘图仪等机械仪器上的铅笔除外。 [外文原描述]： This document specifies classification, dimensions, quality and test methods for hand-held mechanical pencilss which hold and feed out a lead, and are used for general writing. It is also applicable to multi-function pens equipped with a mechanical pencil unit. However, those pencils attached to machinery instruments such as a plotter are excluded.
英文名称Mechanical pencils and leads for general use — Classification, dimensions, quality and test methods — Part 1: Mechanical pencils