| 1. | Solar irradiance decreases towards the poles .
太阳辐照率向两极递减。
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| 2. | Such a tilt is unusual in the solar system .
这样的倾斜在太阳系中不常见。
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| 3. | One solar radius equals 696, 000 kilometers .
一个太阳半径等于696，000公里。
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| 4. | Solar radiation is least in january .
1月份太阳辐射最小。
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| 5. | Two further aspects of the solar system are notable .
太阳系具有下述两个显著特征。
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| 6. | There is no doubt they are responsible for solar energy .
这就是太阳的能量，毫无疑问。
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| 7. | This paper was conceived in a deep solar minimum .
这篇论文是在太阳活动极小年臆想出来的。
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| 8. | The time when a solar eclipse will occur can be calculated .
日食发生的时间可以推算出来。
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| 9. | Bigger doubled his fist and struck his solar plexus .
别格捏紧拳头，敲打自己的太阳神经丛。
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| 10. | A sidereal day is about 4 minutes shorter than a solar day .
一个恒星日比一个太阳日大约短4分钟。
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