UNE 53-638-1991 《天然乳胶中硼酸的含量测定》.pdf

相关资源

IRS 70778-2-2018 Recommendations for determining the carrying capacity and fatigue risks of existing metallic railway bridges.pdf

IRS 70712-2018 Rail defects.pdf

IRS 50596-6-2018 Conditions for coding intermodal loading units in combined transport combined transport lines and wagons.pdf

IRS 50596-5-2018 Transport of road vehicles on wagons-Technical Organisation-Conveyance of semi-trailers with P coding or N coding on recess wagons.pdf

IESNA TM-23-2017 Lighting Control Protocols.pdf

IESNA RP-2-2017 Recommended Practice for Retail Lighting.pdf

ITU-R RAPPORT M 766-2 FRENCH-1990 Feasibility of frequency sharing between the GPS and other services《全球定位系统和其他服务之间的频率共享的可行性》.pdf

ITU-R RAPPORT M 763-3 FRENCH-1990 Signal level variation due to multipath effects and blockage by ship-s superstructure in maritime mobile-satellite service lin.pdf

ITU-R RAPPORT M 739-1 FRENCH-1986 Interference due to intermodulation products in the land mobile service between 25 and 100 MHz《由于互调产物在陆地移动服务25和100 MHz之间产生的干扰》.pdf

ITU-R RAPPORT M 319-7 FRENCH-1990 Characteristics of equipment and principles governing the assignment of frequency channels between 25 and 100 MHz for land mob.pdf

猜你喜欢

JUS B G8 226-1982 Ores and concentrates Manganese ores Sampling《矿石及精矿 锰矿石 取样》.pdf

JUS B G8 230-1986 Ores and concentrates Manganese ores and concentrates Determination of aluminium copper lead and zine contents Flame atomic absorption spectrometric method《矿石及精矿,.pdf

JUS B G8 232-1984 Ores and concentrates Manganese ores Determination of hygroscopic moisture content in analitical samples Gravimetric method《矿石及精矿 锰矿石 分析试样中吸湿量的测定 重量法》.pdf

JUS B G8 300-1988 Ores and concentrates Chromlum ores and concentrates Hethods for chemical ana-lysis General instructions《矿石及精矿 铬矿石及精矿 化学分析方法 一般说明》.pdf

JUS B G8 302-1988 Ores and concentrates Chromium ores Determination of hygroscoplc nolsture con-tent iu analytical samples Gravimetric method《矿石及精矿 铬矿石 分析试样中吸湿量的测定 重量法》.pdf

JUS B G8 303-1988 Ores and concentrates Cbromium ore and concentrates Determinat ion of chromium content Titriuetric method《矿石及精矿 铬矿石及精矿 测定铬含量 滴定法》.pdf

JUS B G8 304-1988 Ores and concentrates Cbromium ores Determination of calcium and magnesium contents EUTA titrimetric method《矿石及精矿 铬矿石 钙含量和镁含量测定方法 EDTA滴定法》.pdf

JUS B G8 305-1988 Ores and concentrates Chromium ores and concentrates Determination of silicon content Spectrometric and gravimetric mcthods《矿石及精矿 铬矿石及精矿 测定含硅量 光谱法和重量法》.pdf

JUS B G8 306-1989 Chrottium ores Determiuation of total iron content Titrimetric method after reduction《铬矿石 全铁含量的测定 还原后滴定法》.pdf