NF P41-401-1995 Reinforced concrete pressure pipes and distributed reinforcement concrete pressure pipes (non-cylinder type) including joints and fittings 《包括接头和配件的非圆柱型加筋混凝土承压管》.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 C A1 233-1990 Methods for chemical analysis of cadmium Determination of lead content Spectrophotometric method with dithizone《镉的化学分析方法 双硫腙分光光度法测定铅量》.pdf

JUS C A1 234-1990 Methods for chemical analysis of cadinium Determination of thallium content Spectrophotometric method《镉的化学分析方法 分光光度法测定铊量》.pdf

JUS C A1 235-1990 Metbods for cbemical aualysis of cadmium Determination of copper content Flame atomic absorption svectrometric metbo 《镉的化学分析方法 火焰原子吸收光谱法测定铜量》.pdf

JUS C A1 236-1990 Hethods for chemical saalysis of cadmium Determination of lead content Fla e atomic absorption spectrometric method《镉的化学分析方法 火焰原子吸收光谱法测定铅量》.pdf

JUS C A1 237-1990 Methods for chemical analysis of cadmium Determination of silver content Flame atomic absorption spectrometric method《镉的化学分析方法 火焰原子吸收光谱法测定银量》.pdf

JUS C A1 238-1990 Metha s for chemical analysis of cadmium Determination of zine content Flame atomic absorption spectroinetric method《镉的化学分析方法 火焰原子吸收光谱法测定锌量》.pdf

JUS C A1 239-1990 Methods for chemical analysis of cadmium Determination of tin content Spectrophotometric method《镉的化学分析方法 分光光度法测定锡量》.pdf

JUS C A1 251-1980 Methods for chemical analysis ofaluminium and aluminium alloys Photometric determination ofiron in aluminium and aluminium alloys Ortophenanthroline method《铝和铝合金的.pdf

JUS C A1 252-1980 Methods for chemical analysis of aluminium and aluminium alloys Photometric determination of copper Oxalyldihydrazide method《铝和铝合金的化学分析方法 铜的草酰二肼光度测定》.pdf