TCVN 7325-2004 Water quality Determination of dissolved oxygen Electrochemical probe method《水质 溶解氧的测定 电化学探头法》.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

SIS SS-EN 10 163-1-1992 Delivery requirements for surface condition of hot rolled steel plates wide flats and sections Part 1 General requirements《热轧钢板表面状况的交货要求，宽带钢和部分 第1部分：一般要求》.pdf

SIS SS-EN 10 163-2-1992 Delivery requirements for surface condition of hot rolled steel plates wide flats and sections Part 2 Plate and wide flats《热轧钢板表面状况的交货要求，宽带钢和部分 第2部分：板和宽带钢》.pdf

SIS SS-EN 10 163-3-1992 Delivery requirements for surface condition of hot rolled steel plates wide flats and sections Part 3 Sections《热轧钢板表面状况的交货要求，宽带钢和型钢 第3部分：型钢》.pdf

SIS SS-EN 10 177-1989 Chemical analysis of ferrous materials Determination of calcium in steels Flame atomic absorption spectrometric method《化学分析有色金属材料 测定钢铁中的钙 火焰原子吸收光谱法》.pdf

SIS SS-EN 10 178-1989 Chemical analysis of ferrous materials Determination of niobium in steels Spectrophotometric method《化学分析有色金属材料 测定钢中的铌 分光光度法》.pdf

SIS SS-EN 10 179-1989 Chemical analysis of ferrous materials Determination of nitrogen (trace amounts) in steel spectrophotometric method《化学分析有色金属材料 测定钢中的氮（痕量）分光光度法》.pdf

SIS SS-EN 10 181-1989 Chemical analysis of ferrous materials Determination of lead in steels Flame atomic absorption spectrometric method《化学分析有色金属材料 测定钢铁中的铅 火焰原子吸收光谱法》.pdf

SIS SS-EN 10 184-1990 Chemical analysis of ferrous materials Determination of phosfor in steels and irons Spectrophotometric method《化学分析有色金属材料 钢铁中磷的测定 光谱法》.pdf

SIS SS-EN 10 188-1990 Chemical analysis of ferrous materials Determination of chromium in steels and irons Flame atomic absorption spectro- metric method《化学分析有色金属材料 测定钢铁中的铬 火焰原子吸.pdf