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Life support systems represent a critical element of human missions to Mars that potentially could require huge amounts of mass. Current life support technology for space stations are inadequate for t...
Mars Global Surveyor Discovers Current Liquid Water Activity on Mars（图）
Mars Liquid Water
2006/12/20
December 6, 2006，The discoveries were made as part of a campaign to monitor curious light-toned deposits that had been observed on the walls of craters in the mid-latitudes of Mars (from 30 to 60 degr...