DL/T 5222—2021.Code for design of the conductor and electrical equipment selection. 1总则 1.0.1为了使发电厂和变电站设计中导体和电器的选择满足安全可靠、技术先进、经济适用、符合国情的要求，制定本规程。 1.0.

DL/T 5175-2021.Code for design of on-off and modulating control oflInstrumentation & Control for fossil fuel power plant. 1总则 1.0.1为了规范火力发电厂热工开关量、

DL/T 5631——2021.Regulation for Design Depth of Tra nsmission Network Planning. 1总则 1.0.1为规范输电网规划设计，确定工作范围、内容及深度要求，制订本标准。 1.0.2本标准适用于电压等级为220kV及以上的输电网规

DL/T 5630-2021.Code for design of disaster prevention and mitigation of power transmission and transformation projects. 1总则 1.0.1为了规范输变电工程防灾减灾的设计原则和技术

DL/T 5629——2021.Technical code for design of concrete filled steel tubularstructures with steel framework of overhead transmission line. 1总则 1.0.1为了在输

DL/T 5628-2021.Code for Geotechnical Engineering Investigation of Solar Thermal Power Plants. 1总则 1.0.1为了规范太阳能热发电厂岩土工程勘察的内容与技术要求，做到安全可靠，技术先进，经济合理，保护环境

SN/T 0898.1-2000.Rules for the inspection of safety requirements of electric fans and regulators for export. 1范围 SN/T 0898.1规定了出口电风扇和调速器(以下简称电风扇)的安全检验

SN/T 1125-2002.Method of quarantine and identification for Scolytus scolytus Fabricius. 1范围 SN/T 1125规定了欧洲大榆小蠹(Scolytus scolytus Fabricius)的鉴定方法。 SN/T

DL/T 5722-2015.The regulations for safe operation of the construction equipment for hydroelectric and water conservancy engineering construction tower

DL/T 5723-2015.Safety operation code for construction equipment of hydropower and water conservancy engineering crawler spreader. 1总则 1.0.1为了规范水电水利工程履