base driven antenna 中文意思是什麼
base driven antenna
解釋
底部饋電天線-
Above ground, several stations are equipped with a base station antenna to cover their areas. below ground, communication is via leaky coaxial cables driven by radio base stations located in each underground station. as a result, interference at entrances to underground stations happens frequently
3 .地面沿線部分由數個車站設置基地臺之天線電波涵蓋,地下車站每一車站皆有基地臺透過漏波電纜輻射涵蓋,因而地下車站出入口部分干擾常常很嚴重。
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