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| periodic monitoring; periodical monitoring | |||
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期 监 测 : 17 phrases in 8 subjects |
| Earth sciences | 3 |
| Economy | 1 |
| Electronics | 2 |
| Food service and catering | 1 |
| Oil / petroleum | 2 |
| Technology | 6 |
| United Nations | 1 |
| Water resources | 1 |
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