 |
| |||
| reference datum | |||
| reference map | |||
| datum level | |||
| balance station zero | |||
| datum | |||
| master copy of a plan | |||
| base map | |||
| datum plane; reference plane | |||
| plan de reference: 16 短语, 6 学科 |
| 卫星通讯 | 1 |
| 技术 | 2 |
| 机械工程 | 2 |
| 磁性 | 2 |
| 运输 | 8 |
| 通讯 | 1 |
|
| |||
| reference datum | |||
| reference map | |||
| datum level | |||
| balance station zero | |||
| datum | |||
| master copy of a plan | |||
| base map | |||
| datum plane; reference plane | |||
| plan de reference: 16 短语, 6 学科 |
| 卫星通讯 | 1 |
| 技术 | 2 |
| 机械工程 | 2 |
| 磁性 | 2 |
| 运输 | 8 |
| 通讯 | 1 |