The remote sensing satellite earth station is composed by antenna, feed subsystem , servo subsystem, receiver, station manage subsystem, modulator, demodulator, recorder and quick view equipment.
遥感卫星地面站主要由天馈线、伺服分系统、接收分系统、站控分系统、调制器、解调器、记录设备和快视设备等构成。
It is a powerful tools to arrestment hacker and prevent fake tickets as well as manage tickets at the station or onboard.
是杜绝假票,防止黑客以及站车客票管理工作的有力工具。
It consists of the subsystem of toll slot, toll station and manage center.
该系统包括收费车道子系统、收费站子系统和管理中心。
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