point positioning
| data base
| point positioning | |
| earth.sc. | 单点定位 |
| data base | |
| environ. | 数据库 |
| math. | 数据基准 |
| met. | 数据栈 |
| nucl.pow. | 数据基础 |
| space | 资料库 |
| stat. | 数据库 |
| tech. | 数据基; 数据单元 |
| textile | 基本数据 |
| |||
| 单点定位 | |||
| 点定位 | |||
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point positioning : 11 phrases in 6 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Earth sciences | 3 |
| Oil / petroleum | 1 |
| Space | 3 |
| Technology | 2 |