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Anzahl der Treffer (Daten werden monatlich aktualisiert): 83243
Weiter Weiter| 4511 - 4520 | 4521 - 4530|4531 - 4540 |Weiter Weiter

GB/T 6150.15-2023

钨精矿化学分析方法 第15部分:铋含量的测定 氢化物发生原子荧光光谱法和火焰原子吸收光谱法

Methods for chemical analysis of tungsten concentrates—Part 15:Determination of bismuth content—Hydride generation atomic fluorescence spectrometry and flame atomic absorption spectrometry

GB/T 42828.2-2023

盐碱地改良通用技术 第2部分:稻田池塘渔农改良

General technology for saline-alkali land improvement—Part 2:Integrated paddy-pond agri-aquaculture technology

GB/T 13883-2023

饲料中硒的测定

Determination of selenium in feeds

GB/T 42828.3-2023

盐碱地改良通用技术 第3部分:生物改良

General technology for saline-alkali land improvement—Part 3:Biological improvement

GB/T 28638-2023

城镇供热管道保温结构散热损失测试与保温效果评定方法

Heat loss test for thermal insulation structure and evaluation methods for thermal insulation efficiency of district heating pipes

GB/T 713.6-2023

承压设备用钢板和钢带 第6部分:调质高强度钢

Steel plate, sheet and strip for pressure equipments—Part 6:Quenched and tempered high strength steel

GB/T 1553-2023

硅和锗体内少数载流子寿命的测定 光电导衰减法

Test methods for minority carrier lifetime in bulk silicon and germanium—Photoconductivity decay method

GB/T 713.4-2023

承压设备用钢板和钢带 第4部分:规定低温性能的镍合金钢

Steel plate,sheet and strip for pressure equipments—Part 4:Nickel-alloy steels with specified low temperature properties

GB/T 42899-2023

海洋工程结构钢可焊性试验方法

Test method for weldability of ocean engineering structural steel

GB/T 42819-2023

农产品产地重金属污染土壤钝化通用技术规程

General technical code of practice for immobilization of heavy metal contaminated soil in agriculture production area

Anzahl der Treffer (Daten werden monatlich aktualisiert): 83243
Weiter Weiter| 4511 - 4520 | 4521 - 4530|4531 - 4540 |Weiter Weiter