lunar impact 中文意思是什麼
lunar impact
解釋
在月球硬著陸-
On a simulated lunar surface, visitors can create impact craters by dropping " meteorites ". a cross - section of a meteorite can also be examined through a microscope in this area
觀眾可在一個模擬的月球表面投下隕石，看環形山如何形成又可利用顯微鏡觀察一塊隕石的橫切面。 -
Radio tracking of the trajectory of lunar prospector, which traveled in a low orbit that came as close as seven kilometers to the lunar surface, showed stronger than expected gravity above some of the youngest impact basins
月球探勘者號以靠近月表七公里的距離沿低軌道運行，無線電追蹤月球探勘者號的軌跡顯示，部份最年輕的撞擊盆地上，其重力高於預期。 -
Rather researchers believe the mass concentrations are plugs of dense rock from the lunar mantle that rose toward the surface of the basins after impact
研究人員相信，其質量來自於結塊狀的高密度巖石，這些巖石是撞擊後由月球地函浮升到盆地表面的。 -
Scientists know that spa must be older than any other lunar basin, and the oldest of the basins that can be reliably dated from impact - melt samples is mare serenitatis, which is estimated to be 3. 87 billion years old
科學家知道spa盆地必定比其他所有月球盆地古老，而目前能由撞擊熔融物樣本確實定年的最古老盆地是澄海，估計其年齡為38 . 7億年。 -
The impact that created spa clearly happened after the lunar crust solidified, which occurred about 4. 3 billion years ago
造成spa盆地的撞擊顯然在43億年前月球地殼固化后發生。
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