JUS H G8 424-1990 Reaqents Sodium sulphite anhydrous and so ium sulphite heptahvdrate Determination of thiosulphate content Colorimetric method《试剂，无水亚硫酸盐及7水硫酸盐 测定大苏打含量 比色法》.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

GOST 13218 3-1980 Pillow blocks of serie UM for rollings of diametters from 80 till 150 mm Constuction and dimensions《直径为80-150 mm的滚动轴承UM系列轴台 结构和尺寸规格》.pdf

GOST 13218 4-1980 Pillow blocks blocks of serie UM for rolling bearings of diameters from 160 till 400 mm Constuction and dimensions《直径为160-400 mm的滚动轴承UM系列轴台 结构和尺寸规格》.pdf

GOST 13218 5-1980 Pillow blocks of serie mB for rolling bearings of diameters from 90 till 150 mm Construction and dimensions《直径为90-150 mm的滚动轴承ShB系列轴台 结构和尺寸规格》.pdf

GOST 13218 6-1980 Pillow blocks of serie mm for rolling bearings of diameters from 160 till 400 mm Construction and dimensions《直径为160-400 mm的滚动轴承ShB系列轴台 结构和尺寸规格》.pdf

GOST 13218 7-1980 Pillow blocks of serie UB for rolling bearings of diameters from 85 till 150 mm Construction and dimensions《直径为85-150 mm的滚动轴承UB系列轴台 结构和尺寸规格》.pdf

GOST 13218 8-1980 Pillow blocks of serie UB for rolling bearings of diameters from 160 till 400 mm Basic dimensions《直径160-400mmУБ系列滚动轴承座 结构及尺寸》.pdf

GOST 13218 9-1980 Pillow blocks of serie RSH for rolling bearings Construction and dimensions《滚动轴承RSh系列轴台 结构和尺寸规格》.pdf

GOST 13219 1-1981 Low vague end cups for diameters from 47 till 100 mm of pillow blocks Construction and dimensions《直径为47-100 mm的轴台用低模糊端杯 结构和尺寸规格》.pdf

GOST 13219 10-1981 High cups with cup seal for diameters from 110 till 400 mm of pillow blocks Construction and dimensions《直径为110-400 mm的轴台用带杯形密封的高杯 结构和尺寸规格》.pdf