 |
| Subject | Chinese | English |
| construct. | 导航射线波束 | check beam |
| tech. | 导航射线 | check beam |
| space | X 射线脉冲星导航 | X-ray pulsar navigation (一种新的航天器自主导航技术) |
| tech. | 船舶导航无线电发射机 | marine beacon transmitter |
|
| Subject | Chinese | English |
| construct. | 导航射线波束 | check beam |
| tech. | 导航射线 | check beam |
| space | X 射线脉冲星导航 | X-ray pulsar navigation (一种新的航天器自主导航技术) |
| tech. | 船舶导航无线电发射机 | marine beacon transmitter |