The basic input device on most small computer system is key board.

大多数小的计算机系统中的基本输入设备是键。

youdao

The train signal guiding system (on board) consisting of passive intermittent responder, train GPS system, and multiple computer checking system are equipped on the section.

站间是以车载设备为主的，由无源点式应答器、GPS列车卫星定位系统、多机校核系统构成的列车信号引导系统。

youdao

All the expert system consists of the single-chip application system and the on-board computer fault diagnosis expert system.

整个诊断系统分为单片机采集、数据通讯系统和车载计算机故障诊断专家系统。

youdao

The user-generated nature of the technology means it will have to be adopted by vast numbers of boats to fulfil its full potential -- although a chunk of data the system relies on is already publicly available and used by other on-board computer systems.

CNN: Mariner's code: Computer hackers conquering the high seas