HD 21 PT7-1990 标准详情
- 标准号:HD 21 PT7-1990
- 中文标题:
- 英文标题:Polyvinyl Chloride Insulated Cables Of Rated Voltages Up To And Including 450/750 V - Single Core Non-sheathed Cables For Internal Wiring For A Conductor Temperature Of 90 Degrees C
- 标准类别:HD标准HD
- 发布日期: