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词条 mars, composition of atmosphere
释义
mars, composition of atmosphere
Table
Composition of the Martian atmosphere
gas percentage by weight
carbon dioxide (CO2) 95.32
molecular nitrogen (N2) 2.7
argon (Ar) 1.6
molecular oxygen (O2) 0.13
carbon monoxide (CO) 0.07
water vapour (H2O) 0.03
neon (Ne) 0.00025
krypton (Kr) 0.00003
xenon (Xe) 0.000008
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