机载设备包括无线电通信和导航用于学员飞行员获得航空管制和导航仪表的基本技能。
Onboard equipments include radio communications and navigation for the pupil pilot to gain the basic skills of flight control and navigation instruments.
这场运动就是要将信息技术，如传感器、数字仪表、类似互联网的通信网络增添在愚钝的电线上。
This means adding all kinds of information technology, such as sensors, digital meters and a communications network akin to the Internet, to the dumb wires.
利用它作为一种与现场仪表通信的方法，技术人员将比耗时的常规程序少花费三分之二的调试时间。
Using it as a means of communicating with the field instruments, technicians will spend as much as two-thirds less time for commissioning than with time-consuming conventional procedures.
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