CNS 2072-1974 Aluminium Sulfate (Industrial Use)《硫酸铝（工业用）》.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

CEPT T L 02-10 E-1987 Power Supplies for Telecommunications Equipment Installed in Customers Premises《电源供给作为电信设备在客户处所的安装》.pdf

CEPT T L 02-11 E-1987 Interfaces for Operation Maintenance and Supervision of Telecommunications Equipment in Telecommunications Centres《电信中心电信设备操作、维护和监督接口》.pdf

CEPT T L 02-12 E-1988 Environmental Conditions and Environmental Tests for Telecommunications Equipment《电信设备环境条件和环境测试》.pdf

CEPT T L 03-01 E-1981 Interfaces《接口》.pdf

CEPT T L 03-02 E-1981 PCM Coding and Multiplexing for Telephony《电话技术PCM编码和多路复用》.pdf

CEPT T L 03-03 E-1981 Multiplex Equipment Providing Digital Access (at 64 KBit s or N X 64 KBit s)《提供数字接入的复用设备(速率为64Kbit 秒或NX 64 Kbit 秒)》.pdf

CEPT T L 03-04 E-1981 Plesiochronous Multiplex Equipment at 8 448 34 368 and 139 264 KBit s《速率为8448、34368和139264 Kbit 秒的准同步复用设备》.pdf

CEPT T L 03-05 E-1981 Digital Sections and Line Systems at 2 048 8 448 34 368 139 264 and 564 992 KBit s《速率为2048、8448、34368、139264和564992 KBit 秒的数字段和有线系统》.pdf

CEPT T L 03-06 E-1981 Transmultiplexing《复用转换》.pdf