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Anzahl der Treffer (Daten werden monatlich aktualisiert): 47268
Weiter Weiter| 1971 - 1980 | 1981 - 1990|1991 - 2000 |Weiter Weiter

GB/T 45464-2025

道路用苯乙烯-丁二烯-苯乙烯嵌段共聚物(SBS)改性沥青改性剂含量检测方法

Test method for modifier content of SBS modified asphalt for road engineering

GB/T 3884.2-2025

铜精矿化学分析方法 第2部分:金和银含量的测定 火焰原子吸收光谱法和火试金法

Methods for chemical analysis of copper concentrates—Part 2:Determination of gold and silver contents—Flame atomic absorption spectrmetric method and fire assay method

GB/T 3653.4-2025

硼铁 铝含量的测定 EDTA滴定法、铬天青S分光光度法和电感耦合等离子体发射光谱法

Ferroboron—Determination of aluminum content—EDTA titrimetric method, chrome azurol S spectrophotometric method and inductively coupled plasma atomic emission spectrometric method

GB/T 9973-2025

炭素材料透气度试验方法

Test methods for permeability of carbon materials

GB/T 38235-2025

工程用钢丝环形网

Steel wire ring net panels for engineering

GB/T 7985-2025

输送带 织物芯输送带抗撕裂扩大性试验方法

Conveyor belts—Method for the determination of the tear propagation resistance of textile conveyor belts

GB/T 17616-2025

钢铁及合金牌号统一数字代号体系

Iron and steel coding system for irons, steels and alloys

GB/T 14975-2025

结构用不锈钢无缝钢管

Seamless stainless steel tubes for structure

GB/T 14986.2-2025

软磁合金 第2部分:铁镍合金

Soft magnetic alloys—Part 2:Nickel-iron alloys

GB/T 28300-2025

热轧棒材和盘条表面质量等级

Surface quality classes for hot-rolled bars and wire rod

Anzahl der Treffer (Daten werden monatlich aktualisiert): 47268
Weiter Weiter| 1971 - 1980 | 1981 - 1990|1991 - 2000 |Weiter Weiter