STAS 8675-1979 DE TERMINATION OF PHOTOMETRH CHARACTERISTICS OF LIGHT SOURCES Measurement of light flux of tubular fluoreseent lamps and high-pressuremercury vapour lamps《光源的光度特征的测定.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

HB 3697-1986 加工普通钢通孔普通螺纹带后引导的长柄机、手用丝锥 d＝12~36mm.pdf

HB 3698-1986 莫氏圆锥柄螺纹铣刀 D＝10~20mm P＝1~2mm.pdf

HB 3699-1986 莫氏圆锥柄螺纹铣刀 D＝25~32mm P＝1~2mm.pdf

HB 3700-1986 套装式螺纹铣刀 D＝40~100mm P＝1~2mm.pdf

HB 3701-1986 套装式螺纹铣刀 D＝40~100mm P＝1~2mm.pdf

HB 3703-1986 镶硬质合金刀片的焊接式外排屑深孔推镗刀 d＝15~40mm.pdf

HB 3704-1986 镶硬质合金刀片的机夹式外排屑深孔推镗刀 d＝42~50mm.pdf

HB 3705-1986 镶硬质合金刀片的机夹式外排屑深孔推镗刀 d＝53~150mm.pdf

HB 3706-1986 镗刀片 L＝27~33mm.pdf