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月幔

月幔

...厚的岩石外壳(crust)，在壳下是呈半熔解状态的月幔(mantle)，而中心则为一个半径约为340公里的核心(core)。

汉英地球物质科学术语 (PDF) ... 月陆 lurain 月幔 lunar mantle 月球 moon ...

And we need to find out , because much more than the crust the mantle contains the information about planets and moon 's total composition .

And we need to find out, because much more than the crust, the mantle contains information about the planet 's or moon's total composition.