Ionization in the Atmosphere of Mars Assuming that the atmosphere at the surface of Mars consists of ⅕ oxygen and ⅘ other gases, as nitrogen, etc., the composition of the atmosphere to g... Hulburt,E.O - 《Proceedings of the Institute of Radio Engineers》 被引量: 19发表: 1929年 ...
(i.e. NH 3 , NH 4 + , NO x or N that is chemically bound to either inorganic or organic molecules and can be released by hydrolysis to form NH 3 or NH 4 + ) is useful to living organisms. Nitrogen on present-day Mars has been analysed only in the atmosphere. The inventory is...
Some well-known scientists believe that there is not enough oxygen on Mars to ___ human life.A.remainB.sustainC.retainD.last 相关知识点: 试题来源: 解析 B动词词义辨析题。remain表示“保持,逗留,剩余,残存”;sustain表示“支撑,维持”;retain表示“保持,保留”;last表示“持续”。氧气是维持人类生...
阅读理解When it comes to living on Mars, onemajor problem for astronauts' is oxygen(氧气). The Massachusetts Institute ofTechnology is creating an instrumentcalled MOXIE - the Mars Oxygen In-situResource Utilisation Experiment, whichcould provide a solution. It will attempt toturn carbon dioxide (...
Is there life on Mars(火星)?We do not know.But we are sure that earth people do not live on Mars.Earth people need oxygen to breathe.There is almost no oxygen on Mars.It is uncertain exactly how life arose on Earth, so it is difficult to determine how common such mechanisms are.But...
[translate] a火星上没有氧气,火星上中午的温度可能在50°左右,而在晚上则在100°以下了 On Mars does not have the oxygen, on Mars the noon temperature possibly in 50° about, but in evening in 100° below[translate]
sMOXIEexperiment aims to change what little CO2 there is on Mars to oxygen. Since the amount would be so small, a more feasible plan may be to export oxygen-creating extremophile microorganisms from Earth. Some 2.5 billion years ago, it was similar cyanobacteria that created our oxygen-rich ...
火星上没有氧气,昼夜温差大,这使我们不能生活在那里。(make it+adj.)答案:There is no oxygen on Mars and the tempera
百度试题 结果1 题目5.火星上几乎没有氧气,这使得生命不可能存在。(makeit+adj. +to do)There is almost no oxygen on Mars, which 相关知识点: 试题来源: 解析 makes it impossible for life to exist 反馈 收藏
MarsIs there life on Mars? We don’t know.We’re sure that people like those on the earth don’t live on Mars.Earth people need oxygen to breathe.There is almost no oxygen on Mars.Living on Mars would he like living on a very high mountain.There would be little air. It might be...