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4355+ standards in database
4355 result(s) found
居住区大气中吡啶卫生检验标准方法 氯化氰-巴比妥酸分光光度法
Standard method for hygienic examination of pyridine in air of residential areas--Cyanogen chloride-barbituric acid apectrophotometric method
居住区大气中硝基苯卫生检验标准方法 气相色谱法
Standard method for hygienic examination of nitrobenzene in air of residential areas--Gas chromato-graphy
用于X、γ线外照射放射防护的剂量转换因子
Dose conversion factors for use in protection against X，γ-ray external radiation
道路交通事故现场图形符号
The graphics symbols—for the scene of road traffic accident
居住区大气中硝酸盐检验标准方法 镉柱还原-盐酸萘乙二胺分光光度法
Standard method for examination of nitrate in air of residential areas--Reduction of the cadmium column--Spectrophotometry of N-(1-naphthyl) ethylene diaminehydrochloride
居住区大气中气态污染物液体吸收法的标准采样装置
Standard sampling equipments of liquid absorbent methods for determining gaseous pollutants in air of residential areas
居住区大气中二氧化氮检验标准方法 改进的 Saltzman 法
Standard method for examination of nitrogen dioxide in air of residential areas--Modified Saltzman method
有毒作业分级
Classified standard of operation with exposure to toxic chemicals in the workplace
空气中微量铀的分析方法 TBP 萃取荧光法
Analytical method of microquantity uranium in air by spectropho to fluoremetry after extraction with TBP
空气中微量铀的分析方法 激光荧光法
Analytical method of microquantity uranium in air by laser-fluoremetry
水中钋-210的分析方法 电镀制样法
Analytical method of polonium-210 in water--Method of preparing sample by electroplating
水中氚的分析方法
Analytical method of tritium in water
电工电子设备防触电保护分类
Classification of electrical and electronicequipment with regard to protection against electric shock
产业潜水最大安全深度
Maximal safety depths for commercial diving
水质 采样方案设计技术规定
Water quality--Technical regulation on the design of sampling programmes
水质采样 样品的保存和管理技术规定
Water quality sampling--Technical regulation of the preservation and handling of samples
水质 采样技术指导
Water quality--Guidance on sampling techniques
声学 紧急撤离听觉信号
Acoustics--Audible emergency evacuation signal
救生保温用具
Thermal protective aids for life-saving
临界事故报警设备
Warning equipment for criticality accidents