Browse Standards
4175+ standards in database
4175 result(s) found
大气降水样品的采集与保存
Collection and preservation of the wet precipitation sample
大气降水中钙、镁的测定 原子吸收分光光度法
Determination of calcium and magnesium in the wet precipitation--Atomic absorption spectrophotometry
视觉工效学原则 室内工作系统照明
Principles of visual ergonomics--The lighting of indoor work systems
水质 物质对蚤类(大型蚤)急性毒性测定方法
Water quality--Determination of the acute toxicity of substance to Daphnia (Daphnia magna straus)
大气 试验粉尘标准样品 黄土尘
Atmospheric air--Test dust standard sample--Loess dust
大气 试验粉尘标准样品 煤飞尘
Atmospheric air--Test dust standard sample--Fly ash
大气 试验粉尘标准样品 模拟大气尘
Atmospheric air--Test dust standardsample--Simulated atmospheric dust
锅炉烟尘测试方法
Measurement method of smoke and dust emission from boilers
水质 物质对淡水鱼(斑马鱼)急性毒性测定方法
Water quality--Determination of the acute toxicity of substance to a freshwater fish (Brachydanio rerio Hamilton-Buchanan)
水质 水温的测定 温度计或颠倒温度计测定法
Water quality--Determination of water temperature--Thermometer or reversing thermometer method
水质 硝基苯、硝基甲苯、硝基氯苯、二硝基甲苯的测定 气相色谱法
Water quality--Determination of nitrobenzene， mononi-trotoluene (MNT)， nitrochlorobenzene and oinitrotoluene (ONT)--Gas chromatography
水质 有机磷农药的测定 气相色谱法
Water quality--Determination of organic phosphorous pesticide in water--Gas chromatography
制定地方大气污染物排放标准的技术方法
Technical methods for making local emission standards of air pollutants
水质 浊度的测定
Water quality--Determination of turbidity
水质 六种特定多环芳烃的测定 高效液相色谱法
Water quality--Determination of specified six polynuclear aromatic hydrocarbons--High performance liquid chromatography
水质 总有机碳(TOC) 的测定 非色散红外线吸收法
Water quality--Determination of TOC by nondispersive infrared absorption method
水质 阴离子洗涤剂的测定 电位滴定法
Water quality--Determination of anionic detergent--Potentiometric method
水质 甲醛的测定 乙酰丙酮分光光度法
Water quality--Determination of formaldehyde--Acetylacetone spectrophotometric method
水质 微型生物群落监测 PFU法
Water quality--Microbial community biomonitoring--PFU method
在产品设计中应用人体尺寸百分位数的通则
General rules of using percentiles of the body dimensions for products design