论文部分内容阅读
求购大庆市石油管理局第一采油厂四矿机关安全科的王玉龙同志求购日产夏普737收录机LA4508集成块。北京市黄寺大街9号29楼109室的邱剑同志想购买MB3759、μPC494、MA494、TL494、SG1526、CW1524、SG1524等脉宽控制电路,请有关部门与其联系。征解信息广西壮族自治区岑溪县樟木中学的陈恒同学,想得到对各种调幅广播的调制与解调技术有详细原理分析过程的较全的技术资料,请有关单位与该校的陈天秀老
Buying Leads Daqing Petroleum Administration of the first oil production plant four mining safety department of Comrade Wang Yulong Buy Nissan Sharp 737 tape recorders LA4508 manifold. Qiu Jian, Room 29, 29th Floor, Huangsi Street, Beijing, China would like to purchase pulse width control circuits such as MB3759, μPC494, MA494, TL494, SG1526, CW1524 and SG1524. Resolve Information Guangxi University, Cenxi County Zhangmut Middle School students Chen Heng, want to get a variety of AM modulation and demodulation technology has a detailed analysis of the principle of a more technical information, please the relevant units and the school Chen Tianxiu old