ITU-R RAPPORT BS 799-2 FRENCH-1986 Subjective assessment of quality of sound in broadcasting using digital techniques《利用数字技术对广播声音质量的主观评价》.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 1567-1997 Petroleum products Motor gasolines and aviation fuels Determination of gum content by jet evaporation method《石油产品 汽油航空燃料》.pdf

GOST 157-1978 Reagents Benzaldehyde Specifications《试剂 苯甲醛 规范》.pdf

GOST 1571-1982 Spirits of turpentine Specifications《松节油 规范》.pdf

GOST 1573-2011 Fish salted screened caviar Specifications《盐腌筛过鱼子 规格》.pdf

GOST 1575-1987 Hoisting cranes Series of main parameters《升降起重机 主要参数》.pdf

GOST 1577-1993 Rolled sheets and wide strips of structural quality steel Specifications《优质结构钢加厚的宽钢带 技术条件》.pdf

GOST 1578-1976 Speedometers with flexible shaft drive for autocars and cycles General technical specifications《汽车和摩托车用软轴传动速度表 技术要求》.pdf

GOST 1579-1993 Wire Bend test method《(ИСО 7801-84)线材 反复弯曲试验法》.pdf

GOST 158-1974 Knife sections ledger plates and knife backs for cutter bars of agricultural machines Specifications《农业机械切割机动刀片固定板和刀杆 规范》.pdf