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Number of entries (Data is updated on a monthly basis): 47733
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GB/T 38828-2020

IPTV媒体交付系统技术要求 场景和需求

Technical requirements for IPTV media delivery system—Use cases and requirements

GB/T 38829-2020

IPTV媒体交付系统技术要求 内容接入

Technical requirements for IPTV media delivery system—Content access

GB/T 30431-2020

实验室气相色谱仪

Gas chromatography for laboratory

GB/T 9771.6-2020

通信用单模光纤 第6部分:宽波长段光传输用非零色散单模光纤特性

Single-mode optical fibres for telecommunication—Part 6: Characteristics of a fibre with non-zero dispersion for wideband optical transport

GB 37479-2019

风管送风式空调机组能效限定值及能效等级

Minimum allowable values of energy efficiency and energy efficiency grades for ducted air conditioners

GB/T 28816-2020

燃料电池 术语

Fuel cell—Terminology

GB 37485-2019

污水处理用潜水推流式搅拌机能效限定值及能效等级

Minimum allowable values of energy efficiency and energy efficiency grades for submersible mixers of wastewater

GB 30255-2019

室内照明用LED产品能效限定值及能效等级

Minimum allowable values of energy efficiency and energy efficiency grades of LED products for indoor lighting

GB 37483-2019

污水处理用旋转曝气机能效限定值及能效等级

Minimum allowable values of energy efficiency and energy efficiency grades for rotary aerator in wastewater treatment

GB/T 17360-2020

微束分析 钢中低含量硅、锰的电子探针定量分析方法

Microbeam analysis—Method of quantitative determination for low contents of silicon and manganese in steels using electron probe microanalyzer

Number of entries (Data is updated on a monthly basis): 47733
Weiter Weiter| 20711 - 20720 | 20721 - 20730|20731 - 20740 |Weiter Weiter