valles marineris 中文意思是什麼
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Similarly, troughs in valles marineris contain hematite - bearing rocks in fine, easily eroded layers, matching what one expects from deposition in standing water
同樣的,水手谷的谷地里也有細致、易受侵蝕並含赤鐵礦的巖層,符合我們對靜水沉積物的預期。
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