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“Determination of Nd ” 中國GB標準檢索結果

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GB/T 5078-1985
单向引出的电容器和电阻器所需空间的测定方法(中英文版)
Method for the determination of the space required by capacitors and resistors with unidirectional terminations
GB/T 4921-1985
工业废气 耗氧值和氧化氮的测定 重铬酸钾氧化、萘乙二胺比色法(中英文版)
Waste gasfrom manufacturing process--Determination of chemical oxygendemand and nitrogenoxide--Potassium dichromate oxidation and naphthylethylene diamine colorimetric method
GB/T 4919-1985
工业废水 总硝基化合物的测定 气相色谱法(中英文版)
Waste water from manufacturing process--Determination of total nitro compounds--Gas chromato-graphic method
GB/T 4298-1984
半导体硅材料中杂质元素的活化分析方法(中英文版)
The activation analysis method for the determination of elemental impurities in semiconductor silicon materials
GB/T 4215-1984
金属切削机床噪声声功率级的测定(中英文版)
Determination of sound power levels of noise emitted by metal cutting machine tools
GB/T 4192-1984
电真空器件及电光源用钨、钼材料电阻率的测试方法(中英文版)
Method for the determination of the resistivity of tungsten and molybdenum used in electric light sources and vacuumtubes
GB/T 3850-1983
致密烧结金属材料与硬质合金密度测定方法(中英文版)
Impermeable sintered metal materials and hardmetals--Determination of density
GB/T 3770-1983
木工机床噪声声功率级的测定(中英文版)
Determination of sound power level for noise emitted by woodworking machinery
GB/T 3654.1-1983
铌铁化学分析方法 纸上色层分离重量法测定铌、钽量(中英文版)
Methods for chemical analysis of ferroniobium--The paper chromatograph-gravimetric method for the determination of niobium and tantalum content
GB/T 3489-1983
硬质合金 孔隙度和非化合碳的金相测定(中英文版)
Hardmetals--Metallographic determination of porosity and uncombined carbon
GB/T 258-1977
汽油、煤油、柴油酸度测定法(中英文版)
Determination of acidity of gasoline,kerosine and diesel fuels
GB/T 12009.4-2016
塑料 聚氨酯生产用芳香族异氰酸酯 第4部分:异氰酸根含量的测定《第1号修改单》(中英文版)
(Plastics - Aromatic isocyanates for the production of polyurethane - Part 4: Determination of isocyanate content - amendment No. 1)

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