TCVN 7192-1-2002 Acoustics Rating of sound insulation in building and of building elements Part 1 Airborne sound insulation《声学 建筑物和建筑构件的隔声评级 第1部分 空气声隔声》.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

ICONTEC 1523-1983 《卫生以及安全类，工业型安全帽》.pdf

ICONTEC 1524-1980 《普通型抗冲击聚苯乙烯，相关规格说明》.pdf

ICONTEC 1525-1980 《压缩机 分类》.pdf

ICONTEC 1526-1980 《汽车 制动器系统的一般工作要求》.pdf

ICONTEC 1527-1980 《地面类，抗压缩性的测量方法》.pdf

ICONTEC 1528-1980 《地面类 土地成分的测量方法，通过橡胶球法》.pdf

ICONTEC 1530-1980 《牙齿材料 银汞合金类牙齿材料》.pdf

ICONTEC 1531-1980 《牙科行业 用于牙齿铸造的钴铬合金制牙齿材料》.pdf

ICONTEC 1532-1980 《葡萄酒丹宁酸的测量》.pdf