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| Doppler navigation (①通过多普勒导航系统进行的自主式航位推测导航，通过测量飞机发射的能量返回电波所产生的多普勒效应导出速度,并对速度积分便可连续地指示飞机所在位置。大多数机载多普勒导航系统发射3条或4条频率在 8.8GHz 的定向电波。这些电波的发射方向发向飞机。多普勒计算机将会分析这些波的反射波，通过对这些反射波频率变化量的积分，计算机就可以确定飞机在水平和垂直方向上移动的距离。其指示器就显示飞机航迹、风速和低速。②以卫星信号的多普勒效应为基础进行定位系统) | |||
| Doppler navigation | |||
| Doppler navigation (system, 系统) | |||
| 多 普勒导航: 74 phrases in 11 subjects |
| Agriculture | 1 |
| Air defense | 1 |
| Aviation | 15 |
| Earth sciences | 3 |
| Electronics | 8 |
| Geophysics | 2 |
| Oil / petroleum | 4 |
| Physics | 1 |
| Shipbuilding | 4 |
| Space | 23 |
| Technology | 12 |
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