发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
点击量:0
本标准规定了逆流并网逆变装置的术语和定义、分类和标记、一般要求、要求、试验方法、检验规则、标志、包装、运输和贮存。本标准适用于工业与民用建筑光伏系统逆流并网接入公共电网低压用户侧的逆变装置产品开发和生产
Building PV system.No reverse power flow inverting device for grid connected
This standard describes fabricated steel mechanical slip-type expansion joints having packing chambers for use on pipe with plain, flanged, grooved
Double Check Valve Backflow Prevention Assembly
This standard sets minimum requirements for shop- and field-applied polyurethane interior linings and exterior coatings used in the potable water
Reduced-Pressure Principle Backflow Prevention Assembly
이 규격은 수도관으로 마실 수 없는 물의 역류 현상을 방지하기 위해 가정용 및 이와 유사한
Electric appliances connected to the water mains-Avoidance of backsiphonage and failure of hose-sets
Electric appliances connected to the water mains — Avoidance of backsiphonage and failure of hose-sets
Coordinate Measurement and Reverse Engineering of ZK Type Worm Gearing
This Standard addresses functional performance and requires physical characteristics of devices and systems which provide backflow protection
Performance Requirements for Backflow Protection Devices and Systems in Plumbing Fixture Fittings
本文件适用于上海市木质包装逆向物流的相关操作
Technical Specification for Reverse Logistics of Shanghai Wood Packaging
This standard provides performance requirements for backflow prevention device(s) for handheld showers (herein referred to as the “device
Performance Requirements for Backflow Prevention Devices for Hand-Held Showers
Personal protective equipment against falls from a height. Guided type fall arresters on a flexible anchorage line
本文件适用于国防工程、轨道交通、机场、石油、化工、矿业、电力、建筑、通讯、广播电视、气象等行业场所雷电防护的双流向防雷装置
本标准规定了双流向雷电防护装置系统的选用,安装、验收、维护的安全要求以及检测。 本标准适用于国防工程、轨道交通、机场、石油、化工、矿业、电力、建筑、通讯、广播电视、气象等行业场所使用的雷电防护装置系统
This standard describes the essential requirements for the effective protection of source waters
Recommended Practice for Backflow Prevention and Cross-Connection Control Third Edition
1.1 These test methods cover the determination of the operating characteristics of reverse osmosis devices using standard test conditions
Standard Test Methods for Operating Characteristics of Reverse Osmosis Devices
本标准规定了逆流并网逆变装置的术语和定义、分类和标记、一般要求、要求、试验方法、检验规则、标志、包装、运输和贮存。本标准适用于工业与民用建筑光伏系统逆流并网接入公共电网低压用户侧的逆变装置产品开发和生产
Building PV system.No reverse power flow inverting device for grid connected
This standard describes fabricated steel mechanical slip-type expansion joints having packing chambers for use on pipe with plain, flanged, grooved
Double Check Valve Backflow Prevention Assembly
This standard sets minimum requirements for shop- and field-applied polyurethane interior linings and exterior coatings used in the potable water
Reduced-Pressure Principle Backflow Prevention Assembly
Electric appliances connected to the water mains — Avoidance of backsiphonage and failure of hose-sets
이 규격은 수도관으로 마실 수 없는 물의 역류 현상을 방지하기 위해 가정용 및 이와 유사한
Electric appliances connected to the water mains-Avoidance of backsiphonage and failure of hose-sets
Coordinate Measurement and Reverse Engineering of ZK Type Worm Gearing
This Standard addresses functional performance and requires physical characteristics of devices and systems which provide backflow protection
Performance Requirements for Backflow Protection Devices and Systems in Plumbing Fixture Fittings
本文件适用于上海市木质包装逆向物流的相关操作
Technical Specification for Reverse Logistics of Shanghai Wood Packaging
This standard provides performance requirements for backflow prevention device(s) for handheld showers (herein referred to as the “device
Performance Requirements for Backflow Prevention Devices for Hand-Held Showers
Personal protective equipment against falls from a height. Guided type fall arresters on a flexible anchorage line
本文件适用于国防工程、轨道交通、机场、石油、化工、矿业、电力、建筑、通讯、广播电视、气象等行业场所雷电防护的双流向防雷装置
本标准规定了双流向雷电防护装置系统的选用,安装、验收、维护的安全要求以及检测。 本标准适用于国防工程、轨道交通、机场、石油、化工、矿业、电力、建筑、通讯、广播电视、气象等行业场所使用的雷电防护装置系统
This standard describes the essential requirements for the effective protection of source waters
Recommended Practice for Backflow Prevention and Cross-Connection Control Third Edition
1.1 These test methods cover the determination of the operating characteristics of reverse osmosis devices using standard test conditions
Standard Test Methods for Operating Characteristics of Reverse Osmosis Devices