TCVN 7839-2-2007 Acoustics Determination of sound insulation performances of enclosures Part 2 Measurements in situ (for acceptance and verification purposes)《声学 隔声罩的隔声性能测定 第2部分 现场.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

SNI 04-6188 2-1999 Instrument transformers Part 2 Inductive voltage transformers《变压器 第2部分 电感式电压互感器》.pdf

SNI 04-6189-1999 Measurements of winding resistance of an alternating current machines during operation at alternating voltage《交流电压绕线电阻的测试》.pdf

SNI 04-6190 1 2-2001 Common test methods for insulating and sheathing materials of electric cables Part 1 Methods for general application - Section 2 Thermal ageing methods《电缆绝缘材料和.pdf

SNI 04-6190 1 3-2001 Common test methods for insulating and sheating materilas of electric cables - Part 1 Methods for general applications - Section 3 Methods for determining the .pdf

SNI 04-6190 2-1999 《绝缘和护套材料的电缆常见的测试方法。第2部分 化合物的具体弹性-第1 臭氧阻力试验方法-热设定测试-矿产》.pdf

SNI 04-6190 3 1-2001 Common test methods for insulating and sheathing materials of electrical cables - Part 3 Methods specific to PVC compound - Section 1 Pressure test at high tem.pdf

SNI 04-6190 3 2-2000 Common test methods for insulating and sheathing materials of electric cables Part 3 Method specific to PVC compound - Section 2 Lost of mass test - Thermal st.pdf

SNI 04-6190 4 2-2001 Common test methods for insulating and sheating materials of electrical cables Part 4 Methods specific to polyethylene and polypropylene compounds - Section 2 Wr.pdf

SNI 04-6190 5 1-2001 Common test methods for insulating and sheathing materials of electric cables Part 5 Methods specific to filling compound - Section 1 Drop point - Separation o a.pdf