弄脏
发表于 2025-3-28 17:59:59
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凶猛
发表于 2025-3-28 22:46:34
2 Atmospheric Evolution and the History of Water on Mars,bate about the possibility of life on Mars. Generally, it is believed that life on Earth emerged in liquid water through the processing of organic molecules. The possible origin of life on early Mars would have been related to the evolution of the planetary water inventory, so it is important to est
discord
发表于 2025-3-29 00:36:26
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返老还童
发表于 2025-3-29 04:50:00
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方便
发表于 2025-3-29 11:01:41
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admission
发表于 2025-3-29 14:15:33
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擦掉
发表于 2025-3-29 17:33:09
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chapel
发表于 2025-3-29 23:17:26
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胆小鬼
发表于 2025-3-30 02:49:30
8 Water Cycle in the Atmosphere and Shallow Subsurface,ater is stored in the world oceans, the perpetual cycle of water between ocean, atmosphere and land in all three phases is recognised as one basic feature that characterises the Earth, and is contrasted to the rest of the Solar System. On the other hand, Mars is devoid of a liquid hydrological cycle
extemporaneous
发表于 2025-3-30 07:23:37
6 Polar Caps,snow covers that have been known for centuries. The seasonal snow consists of CO. that condenses out of the atmosphere in the winter hemisphere . During summer, the seasonal snow cover gradually evaporates, and the permanent cap is exposed. The permanent polar caps are recognisable as topographic