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.
仪表等级赋予飞行员控制飞机的能力，而不用参考地面或地平线，只使用飞行和导航仪表。
The Instrument Rating gives the ability to control the aircraft without reference to the ground or horizon, using flight and navigation instruments.
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