The movements of VTS participating vessels are directly regulated by the VTC through a computer-based integrated radar surveillance system, a database information system and VHF (very high frequency) radio telephone communications.
英
美
- 船只航行監察中心基本上利用電腦系統、集成雷達監察系統、數據庫資訊系統和甚高頻無(wú)線(xiàn)電話(huà)通訊，直接調控使用船只航行監察服務(wù)的船舶進(jìn)出港口。
