| 1. | This is found by observing the doppler shift in the frequency of the radio signals broadcast from the satellite . 这是通过观测卫星所发射的无线电信号频率中多普勒偏移来确定的。 |
| 2. | Television and infrared observing satellite 电视和红外幅射观测卫星 |
| 3. | Polar orbiting geophysical observatory 极地轨道地球物理观测卫星 |
| 4. | Reception system for earth observing satellites at king s park 位于京士柏的地球观测卫星接收系统。 |
| 5. | The observatory launches webpage on " earth observing satellite images 天文台推出"地球观测卫星图像"网页 |
| 6. | The observatory launches webpage on " earth observing satellite images 天文台推出"地球观测卫星图像"网页 |
| 7. | Satellite for earth observations 地球观测卫星 |
| 8. | Earth observation satellite 地球观测卫星 |
| 9. | Technical requirements for earth observation satellite to remote - sensing ground station 地球观测卫星对遥感地面站技术要求 |