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英文名称 : Amendment 1 - Explosive atmospheres - Part 5: Equipment protection by powder filling "q"

发布日期 :  2022-05-12 实施日期 : 

英文名称 : Explosive atmospheres - Part 5: Equipment protection by powder filling "q"

发布日期 :  2022-05-12 实施日期 : 

英文名称 : Semiconductor devices - Reliability test method for silicon carbide discrete metal-oxide semiconductor field effect transistors - Part 2: Test method for bipolar degradation due to body diode operation

发布日期 :  2022-05-11 实施日期 : 

英文名称 : Optical amplifiers - Part 1: Parameters of optical fibre amplifier components

发布日期 :  2022-05-11 实施日期 : 

英文名称 : Assessment of power density of human exposure to radio frequency fields from wireless devices in close proximity to the head and body (frequency range of 6 GHz to 300 GHz) - Part 1: Measurement procedure

发布日期 :  2022-05-11 实施日期 : 

英文名称 : Assessment of power density of human exposure to radio frequency fields from wireless devices in close proximity to the head and body (frequency range of 6 GHz to 300 GHz) - Part 2: Computational procedure

发布日期 :  2022-05-11 实施日期 : 

英文名称 : Amendment 1 - Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery - Safety - Part 4-2: Particular requirements for hedge trimmers

发布日期 :  2022-05-11 实施日期 : 

英文名称 : Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery - Safety - Part 4-2: Particular requirements for hedge trimmers

发布日期 :  2022-05-11 实施日期 : 

英文名称 : Solar thermal electric plants - Part 5-2: Systems and components - General requirements and test methods for large-size linear Fresnel collectors

发布日期 :  2022-05-10 实施日期 : 

英文名称 : Fibre optic communication system design guidelines - Part 16: Coherent receivers and transmitters with high-speed digital signal processing

发布日期 :  2022-05-10 实施日期 : 

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