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diurnal cycle | |||
diurnal variation | |||
diurnal change | |||
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diurnal variation | |||
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diurnal fluctuation | |||
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diurnal behaviour |
昼 夜 变化: 13 phrases in 9 subjects |
Agriculture | 1 |
Dermatology | 1 |
Earth sciences | 1 |
Electronics | 1 |
Engineering geology | 1 |
General | 1 |
Technology | 5 |
Telecommunications | 1 |
Water resources | 1 |