| |||
| 变量抽样 | |||
| 变数抽样 | |||
|
sampling by variables : 7 phrases in 5 subjects |
| Business | 3 |
| International trade | 1 |
| Quality control and standards | 1 |
| Technology | 1 |
| Textile industry | 1 |
| |||
| 变量抽样 | |||
| 变数抽样 | |||
|
sampling by variables : 7 phrases in 5 subjects |
| Business | 3 |
| International trade | 1 |
| Quality control and standards | 1 |
| Technology | 1 |
| Textile industry | 1 |