ONORM G 1031-1979 Sampling for geochemical objectives《地质化学目的的采样》.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

DIN 45635-1662-1986 Measurement of airborne noise emitted by machines enveloping surface method woodworking machines single-end tenoning machines with several spindles《机器排放的空气传播噪声的.pdf

DIN 45635-1663-1987 Measurement of airborne noise emitted by machines enveloping surface method woodworking machines sanding machines《机器排放的空气传播噪声的测量 第1663部分 包洛面法 木材加工机床打磨机》.pdf

DIN 45635-1664-1987 Measurement of airborne noise emitted by maschines enveloping surface method woodworking machines multi-blade circular sawing machines《机器排放的空气传播噪声的测量 第1664部分 包洛.pdf

DIN 45635-1665-1988 Measurement of airborne noise emitted by machines enveloping surface method woodworking machines double end tenoning machines《机器空气噪声的测量 包络面法 木工机床 双头开榫机》.pdf

DIN 45635-1666-1988 Measurement of airborne noise emitted by machines enveloping surface method woodworking machines double edging circular sawing machines for rough cutting《机器空气噪声.pdf

DIN 45635-1667-1988 Measurement of airborne noise emitted by machines enveloping surface method woodworking machines double blade stroke circular sawing machines for cross cutting《.pdf

DIN 45635-22-1985 Measurement of noise emitted by machines airborne noise emission enveloping surface method flares《机器空气噪声的测量 空气噪声传播 包络面法 照明弹》.pdf

DIN 45635-23-2003 Measurement of noise emitted by machines - Airborne noise emission enveloping surface method - Part 23 Gear transmisson《机器噪声测量 空气噪声发射包络面法 第23部分 齿轮传动》.pdf

DIN 45635-25-1980 Measurement of airborne noise emitted by machines enveloping surface method oxy-fuel gas and plasma torches and machines《机器排放的空气传播噪声的测量 第25部分 包洛面法 气焊及等离子焊喷嘴和机器》.pdf