According to the needs of setting and testing flight altitude and airspeed in aviation repairing, the flight testing system based on vibrator-type sensor has been designed.
针对航空修理过程中对飞行高度与速度的设定及测试的需要，设计了以振筒传感器为核心的飞行测定系统。
The system combined with GPS receiver and passive imagining sensor can supply complete position, velocity, angular velocity and altitude information.
该系统将GPS接收机和被动成像传感器组合在一起，能提供完整的位置、速度、角速度和高度信息。
A pressure sensor detects changes in the air pressure and converts the result into an altitude.
一个压力传感器检测空气中的压力变化，并将其转换成一个高度的结果。
When navigation accuracy is highly expected , the sensor with higher accuracy should be chosen and the observation time should be longer , especially in high - altitude orbit.
当对导航精度要求较高时，轨道越高，尤其在高轨道类型中，应尽可能的选择精度高的敏感器以及尽量长的观测时间。
When navigation accuracy is highly expected , the sensor with higher accuracy should be chosen and the observation time should be longer , especially in high - altitude orbit.
当对导航精度要求较高时，轨道越高，尤其在高轨道类型中，应尽可能的选择精度高的敏感器以及尽量长的观测时间。
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