NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
DL/T 1457-2015
电力工程接地用锌包钢技术条件 (Zinc-clad steel grounding power engineering technical conditions)
发布日期 Issued Date:
实施日期 Implemented Date:
发布Issued by:
国家市场监督管理总局 国家标准化管理委员会
The Standardization Administration of the People's Republic of China
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"DL/T 1457-2015" standard !
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