| |||
| 取样地区; 取样面积 | |||
| 取样区; 采样区 | |||
| 抽样地区 | |||
|
sampling area : 16 phrases in 9 subjects |
| Agriculture | 1 |
| Earth sciences | 1 |
| Engineering geology | 1 |
| Mathematics | 3 |
| Nuclear physics | 1 |
| Space | 1 |
| Statistics | 1 |
| Technology | 6 |
| Water resources | 1 |
| |||
| 取样地区; 取样面积 | |||
| 取样区; 采样区 | |||
| 抽样地区 | |||
|
sampling area : 16 phrases in 9 subjects |
| Agriculture | 1 |
| Earth sciences | 1 |
| Engineering geology | 1 |
| Mathematics | 3 |
| Nuclear physics | 1 |
| Space | 1 |
| Statistics | 1 |
| Technology | 6 |
| Water resources | 1 |