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Anzahl der Treffer (Daten werden monatlich aktualisiert): 47733
Weiter Weiter| 7611 - 7620 | 7621 - 7630|7631 - 7640 |Weiter Weiter

GB/T 14092.2-2023

机械产品环境条件 第2部分:寒冷

Environmental condition for machinery products—Part 2:Cold

GB/T 14092.1-2023

机械产品环境条件 第1部分:湿热

Environmental condition for machinery products—Part 1:Warm damp

GB/T 21972.2-2023

起重及冶金用变频调速三相异步电动机技术条件 第2部分:YZP系列起重及冶金用变频调速三相异步电动机(轴流风机冷却)(机座号:100~400)

Technical specification for variable-frequency adjustable-speed three-phase induction motors for crane and metallurgical applications—Part 2: YZP series variable-frequency adjustable-speed three-phase induction motors for crane and metallurgical applicati

GB/T 43493.3-2023

半导体器件 功率器件用碳化硅同质外延片缺陷的无损检测识别判据 第3部分:缺陷的光致发光检测方法

Semiconductor device—Non-destructive recognition criteria of defects in silicon carbide homoepitaxial wafer for power devices—Part 3: Test method for defects using photoluminescence

GB/T 32151.13-2023

碳排放核算与报告要求 第13部分:独立焦化企业

Requirements of the carbon emissions accounting and reporting—Part 13: Independent coking enterprise

GB/T 40096.7-2024

就地化继电保护装置技术规范 第7部分:变压器保护

Technical specification for on-site relay protection equipment—Part 7: Transformer protection

GB/T 43965-2024

电子级正硅酸乙酯

Electronic grade ethyl orthosilicate

GB/Z 43963-2024

确定额定电压在交流1000V以上至2000V,直流1500V以上至3000V间设备的电气间隙、爬电距离的数值以及对固体绝缘要求的指南

Guidance for determination of clearances, creepage distances and requirements for solid insulation for equipment with a rated voltage above 1 000 V AC and 1 500 V DC, and up to 2 000 V AC and 3 000 V DC

GB/T 43899-2024

生铁 多元素含量的测定 火花放电原子发射光谱法(常规法)

Pig iron—Determination of multi-element contents— Spark discharge atomic emission spectrometric method (Routine method)

GB/T 38216.5-2024

钢渣 氧化锰含量的测定 火焰原子吸收光谱法

Steel slag-Determination of manganese oxide content—The flame atomic absorption spectrometric method

Anzahl der Treffer (Daten werden monatlich aktualisiert): 47733
Weiter Weiter| 7611 - 7620 | 7621 - 7630|7631 - 7640 |Weiter Weiter