group sequential sampling
| inspection
| group sequential sampling | |
| tech. | 分组序贯抽样 |
| inspection | |
| gen. | 视察 |
| environ. | 检查 |
| hydroel.st. | 检查; 调查 |
| hydroel.st. од. | 检验 |
| light. | 检修，检验 |
| met. | 检査; 观测; 探伤; 校对 |
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| 分组序贯抽样 | |||
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group sequential sampling : 4 phrases in 3 subjects |
| Business | 1 |
| Economics | 1 |
| Technology | 2 |