... hydrogen detection 氢探测，氢检测 hydrogen detector 氢探测器 hydrogen detonation 氢氧爆炸 ...
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硫化氢探测器 hydrogen sulfide detector
碳氢化合物探测器 hydrocarbon detector
双光电管重氢核探测器 two-phototube deuteron detector
2005年，“卡西尼”太空探测器飞越土卫二时的勘测资料显示其表面存在碳、氢、氮、氧等元素——这些有机分子被认为是生命形成的必要条件。
Observations from the Cassini probe's 2005 flyby of Enceladus suggest the presence of carbon, hydrogen, nitrogen and oxygen - organic molecules thought to be necessary to develop life.
为了进行这一考察，探测器近期开始测量从金星散逸的一些微量气体，尤其关注的是氢和氧。
To do this, the spacecraft recently began taking measurements of some of the trace gasses being given off by Venus, looking specifically for hydrogen and oxygen.
信使号早期的近地探测没有拍到比较好的图像，但是人造飞船的中子探测器捕获到了氢的迹象—水中的氢—这或许表明了水星上可能存在冰。
Messenger's earlier flybys didn't get a good look, but the spacecraft's neutron detectors will seek signs of hydrogen — the H in H2O — which would suggest it might be ice.
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