本文叙述了电力行业标准DL/T5178-2003《混凝土坝安全监测技术规范》修订过程、修订原则及修订的主要内容。
This paper mainly introduced the pro cess, principle and main contents on revision of DL/T5178-2003Technica l Specification for Concrete Dam Safety Monitoring.
介绍了高压开关设备IEC标准、国家标准和电力行业标准近十多年来的变化、现状和存在问题，提出了高压开关设备电力行业标准的发展趋势及应注意问题。
The changes, present situation and existent problems for IEC standard, national standard and power industry standard of HV switchgear in more than 10 years are introduced in this paper.
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