NEN 2016-1990 Paper and board Determination of air permeability Gurley method《纸和纸板 透气性的测定 Gurley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

NBN-ISO 532-1992 1875 Acoustics Method for calculating loudness level《声学 计算音量的方法》.pdf

NBN-ISO 5571-1992 8750 Shipbuilding Identification colours for schemes for ventilation systems《造船 通风系统图识别颜色》.pdf

NBN-ISO 5784-2-1990 6875 Fluid power systems and components - Fluid logic circuits - Symbols for supply and exhausts as related to logic symbols《流体传动系统和元件，流体逻辑回路，与逻辑符号相关的供气和排气符号》.pdf

NBN-ISO 5784-3-1990 6875 Fluid power systems and components - Fluid logic circuits - Symbols for logic sequencers and related functions《流体传动系统和元件 流体逻辑回路 二进制逻辑及相关功能的符号》.pdf

NBN-ISO 5941-1989 6875 Compressors pneumatic tools and machines - Preferred pressures《压缩机，风动工具和机械 最佳压力》.pdf

NBN-ISO 6081-1992 1250 Acoustics Noise emitted by machinery and equipment Guidelines for the preparation of test codes of engineering grade requiring noise measurements at the oper.pdf

NBN-ISO 6190-1992 8125 La pr6sente norme internationale existe en deux versions officielles (anglais frangais) 《声学 测定旋转式电机发射的空气声的试验规程》.pdf

NBN-ISO 6240-1992 6250 Performance standards in building - Contents and presentation《建筑物性能标准 内容和说明》.pdf

NBN-ISO 6241-1992 7500 Performance standards in building - Principles for their preparation and factors to be considered《建筑物性能标准 标准的制定原则和所考虑的因素》.pdf