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Anzahl der Treffer (Daten werden monatlich aktualisiert): 48250
Weiter Weiter| 1931 - 1940 | 1941 - 1950|1951 - 1960 |Weiter Weiter

GB/T 13987-2025

照相用电子闪光装置闪光指数的确定

Determination of flash guide numbers for electronic photoflash equipment

GB/T 46180-2025

管内电缆导体(CICC)型超导磁体电气绝缘性能测试方法

Test method on electrical insulation performance of superconducting magnet made from CICC

GB/T 7528-2025

橡胶和塑料软管及软管组合件 术语

Rubber and plastics hoses and hose assemblies—Vocabulary

GB/T 47059-2026

森林草原火灾成因和损失调查评估规程

Code of practice for investigation and assessment of the forest and grassland fire cause and fire loss

GB/T 19889.3-2026

声学 建筑和建筑构件隔声的现场测量 第3部分:外墙和外墙构件空气声隔声

Acoustics—Field measurement of sound insulation in buildings and of building elements—Part 3: Airborne sound insulation of facade elements and facades

GB/T 47058-2026

森林草原防火视频监控系统技术规范

Technical specification for forest and grassland fire prevention video monitoring system

GB/T 20397-2026

银杏种核

Ginkgo seed kernel

GB/T 19889.1-2026

声学 建筑和建筑构件隔声的现场测量 第1部分:房间之间空气声隔声

Acoustics—Field measurement of sound insulation in buildings and of building elements—Part 1: Airborne sound insulation between rooms

GB/T 47007-2026

板式热交换器能效测试与评价规则

Energy efficiency test and evaluation regulation for plate heat exchangers

GB/T 19285-2026

埋地钢质管道腐蚀防护工程检验

Inspection of corrosion protection for buried steel pipelines

Anzahl der Treffer (Daten werden monatlich aktualisiert): 48250
Weiter Weiter| 1931 - 1940 | 1941 - 1950|1951 - 1960 |Weiter Weiter