1. Diurnal variation rate was about 50%.
昼夜变化发生率约50%。

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2. A diurnal animal hunts its food during daylight.
白天活动的动物在白昼时猎食。

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3. Temperature was the crucial factor for the diurnal variation.
温度是影响排放模式的主要因素。

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4. Over water the diurnal change in refraction is likely to be small.
在水面上,折光的周日变化可能是很小的。

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5. Any increase in cloudiness will lead to falling of diurnal mean surface temperature.
云量增加导致日平均地表温度下降。

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6. Any increase in cloudiness will lead to falling of diurnal mean surface temperature.
云量增加导致日平均地表温度下降。

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