SS 22-1970 SPECIFICATION FOR PRESSED STEEL SECTIONAL TANKS (RECTANGULAR)《压制钢拼合矩形箱规范》.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

GY 72-1989 微波、卫星传送声音广播节目通路运行技术指标测量方法.pdf

GY 73-1989 微波收发信机运行技术指标（声音广播）.pdf

GY 74-1989 广播声频通路运行技术指标测量方法.pdf

GY 75-1989 广播声频通路运行技术指标等级.pdf

GY 76-1989 广播调音台电性能运行技术指标测量方法.pdf

GY 77-1989 广播调音台运行技术指标等级.pdf

GY 78-1989 广播录音机运行技术指标等级（单声和立体声）.pdf

GY 79-1989 农村有线广播用户设备技术指标测量方法.pdf

GY 80-1989 农村有线广播台（站）内设备技术指标测量方法.pdf