| |||
| 单次抽样样品 | |||
| 一次抽样样品; 单一样品 | |||
| |||
| 单式抽样，单一抽样; 单级抽样，单阶段抽样 | |||
|
single sample : 7 phrases in 5 subjects |
| Business | 2 |
| Mathematics | 2 |
| Oil / petroleum | 1 |
| Statistics | 1 |
| Technology | 1 |
| |||
| 单次抽样样品 | |||
| 一次抽样样品; 单一样品 | |||
| |||
| 单式抽样，单一抽样; 单级抽样，单阶段抽样 | |||
|
single sample : 7 phrases in 5 subjects |
| Business | 2 |
| Mathematics | 2 |
| Oil / petroleum | 1 |
| Statistics | 1 |
| Technology | 1 |