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| 全距图，极差图 | |||
| 全距图; 极差图 | |||
| 极差控制图 | |||
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range chart : 15 phrases in 7 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Business | 2 |
| Planning | 1 |
| Plastics | 1 |
| Space | 2 |
| Technology | 7 |
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