orbit determination
| program
| orbit determination | |
| el. | 轨道测定 |
| space | 轨道确定; 轨道决定; 轨道确定 |
| program | |
| jewl. | 表 |
| law | 程序表 |
| scient. | 安排节目 |
| programme | |
| gen. | 程序 |
| bridg.constr. | 规划 |
| met. | 大纲; 方案 |
| sport. | 节目; 计划; 秩序册 |
| |||
| 轨道测定 | |||
| 轨道确定 (利用观测数据确定航天器轨道的过程); 轨道决定; 轨道确定 | |||
| 轨道计算 | |||
|
orbit determination : 54 phrases in 5 subjects |
| Aviation | 4 |
| Electronics | 3 |
| Missiles | 1 |
| Space | 44 |
| Technology | 2 |