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Anzahl der Treffer (Daten werden monatlich aktualisiert): 48014
Weiter Weiter| 8861 - 8870 | 8871 - 8880|8881 - 8890 |Weiter Weiter

GB/T 43937-2024

岩溶区水土资源开发利用规范

Specification for exploitation and utilization of water and soil resources in karst areas

GB/T 43935-2024

矿山土地复垦与生态修复监测评价技术规范

Technical specification for monitoring and evaluation of land reclamation and ecological restoration in mines

GB/T 43934-2024

煤矿土地复垦与生态修复技术规范

Technical specification for land reclamation and ecological restoration of coal mines

GB/T 43626-2023

普通照明用电源电压不大于交流有效值50V或无纹波直流120V的半集成式LED灯 安全规范

LEDsi lamps for general lighting services with supply voltages not exceeding 50 V a.c. r.m.s. or 120 V ripple free d.c.—Safety specifications

GB/T 7000.221-2023

灯具 第2-21部分:特殊要求 灯带

Luminaires—Part 2-21: Particular requirements—Rope lights

GB/T 19510.207-2023

光源控制装置 第2-7部分:应急照明(自容式)用安全服务电源(ESSS)供电电子控制装置的特殊要求

Controlgear for electric light sources—Part 2-7: Particular requirements for electric source for safety services (ESSS) supplied electronic controlgear for emergency lighting (self-contained)

GB/T 43517-2023

物理环境的人类工效学 通过环境调查(物理量测量和人的主观评价)对环境进行评估

Ergonomics of the physical environment—Assessment of environments by means of an environmental survey (physical measurements of the environment and subjective responses of people)

GB/T 43515-2023

高空科学气球发放测试规程

Code of test practice for launching of high-altitude scientific balloons

GB/T 19510.1-2023

光源控制装置 第 1 部分:一般要求和安全要求

Controlgear for electric light sources—Part 1: General and safety requirements

GB/T 19510.203-2023

光源控制装置 第2-3部分:荧光灯用交流和/或直流电子控制装置的特殊要求

Controlgear for electric light sources—Part 2-3: Particular requirements for a.c. and / or d.c. supplied electronic control gear for fluorescent lamps

Anzahl der Treffer (Daten werden monatlich aktualisiert): 48014
Weiter Weiter| 8861 - 8870 | 8871 - 8880|8881 - 8890 |Weiter Weiter