摘要
根据永济市的实际情况,文章从几个方面阐述了有线电视的维护与管理,以确保设备的正常运行。
According to the reality of Yongji City. This article has, from several aspects, explained the maintenance and management of cable TV to ensure the running of equipment.
出处
《山西科技》
2007年第2期137-138,共2页
Shanxi Science and Technology
关键词
卫星接收机
调制器
光发射机
光接收机
satellite receiver
modulator
optic sender
optic receiver
