 |
| |||
| 变量抽样 | |||
| 变数抽样 | |||
|
sampling by variables : 4 phrases in 3 subjects |
| Business | 2 |
| Quality control and standards | 1 |
| Textile industry | 1 |
|
| |||
| 变量抽样 | |||
| 变数抽样 | |||
|
sampling by variables : 4 phrases in 3 subjects |
| Business | 2 |
| Quality control and standards | 1 |
| Textile industry | 1 |