Moon rocks could help reveal how life evolved on Earth. The South pole of the Moon. Image:NASA Many companies and space agencies are looking tocreate a moon basein the next few years, which would most likely involvemining the cratersof the lunar poles for frozen water deposits. ...
网络月球上的石头 网络释义 1. 月球上的石头 《看听学3L小学英语》词汇(6) ... sample n.样品;样本moon-rockn.月球上的石头recover v.恢复;复原;重获 ... www.360doc.com|基于4个网页 释义: 全部,月球上的石头
ZIRCONMOON -- ExplorationASTRONAUTSGEOCHRONOMETRYA tiny grain of the mineral has been found to be about 4.42 billions years old and puts strong limits on when the moon formeddoi:10.1016/S0262-4079(09)60260-8ReichEugenie SamuelNew Scientist...
Nixon completed asimilar gifting processwith fragments of a rock collected during the final moon landing astronauts conducted, the Apollo 17 mission in 1972. (This time, the Soviets made the cut.) Both rounds of samples have met scattered fates: some treasured and put on display, some lost, ...
SYDNEY, Jan. 25 (Xinhua) -- Australian scientists studying lunar rock samples have found one of the rocks' compositions to be highly indicative that it was in fact formed on Earth, causing them to speculate that it was thrown there when an asteroid struck our planet billions of years ago....
An image of the Earth rock found by the Apollo 14 crew. Technically, it’s possible that this rock could have formed on the moon, but it would have been one heck of a coincidence. The rock would have to be made of an extremely high amount of Earth minerals and an extremely low amoun...
Astronauts have brought back specimens of rock from the moon. 宇航员从月球带回了岩石标本。 源自《朗文当代高级英语辞典》 同理,英文中的sun也可以指代宇宙中任意一颗“恒星”。如果想要特指太阳系中的“太阳”,也需要在前面加上定冠...
The rover, for instance, sports a ground-penetrating radar for the study of rock and regolith (the crushed rock that passes for soil on the Moon). According to a report in Nature, this can scan as much as 100 metres below the surface. That may produce more interesting results than Yutu...
23The moon exerts a force on the earth that causes the tides.月球对地球的吸引力引起潮汐。《牛津词典》24The moon landing inaugurated a new era in space exploration.登陆月球开创了太空探索的新纪元。《牛津词典》25Astronauts have brought back specimens of rock from the moon.宇航员从月球带回了岩石...
presumably because of heating from radioactive elements in the rock, primordial lunar materials were partly remelted and fractionated so that the lavas carried unique trace-element signatures up to the surface. By studying the past events and processes reflected in the mineral, chemical, and isotopic...