upper mantle

基本解释

• [地物] 上地幔；上部地函

同根派生

英汉例句

双语例句

• There are three layers: the upper mantle, lower mantle and the core.
  地球内部分为三层：上地幔，下地幔以及地核。
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• The rock is peridotite, which is one of the main rocks in the upper mantle, an area that provides a girth below the Earth’s crust.
  这种石头是橄榄岩，上地幔（地壳以下环绕地壳一周的区域）的主要组成成分。
• Under Ganymede's thin, icy crust lies a well-defined upper mantle of warmer ice, an inner mantle of silicate, and a molten iron core. (Related blog: "Comets 'Melted' Jupiter's Biggest Moon.")
  木卫三单薄的冰壳之下有一个界限清楚的暖冰上地幔，硅酸盐的内地幔以及一个熔铁核心。

权威例句

• The rock is peridotite, which is one of the main rocks in the upper mantle, an area that provides a girth below the Earth's crust.
  ECONOMIST: Greenhouse gases

词组短语

短语

• upper -mantle 上地幔
• upper r mantle 上地幔
• crust -upper-mantle structure 地壳上地幔结构
• crust and upper -mantle velocity structure 地壳上地幔速度结构
• crustal and upper -mantle S-velocity 地壳和上地幔波速

专业释义

地球科学

• 上地幔

  There is appreciable difference in noble gas isotopic composition among the mantle plume,upper mantle and crust. Using this feature,the mantle plume can be well traced and recognized.
  利用地幔柱、上地幔和地壳在稀有气体同位素组成方面的明显差异,国际上在对地幔柱进行示踪和判识方面已取得了良好的效果。

• 上地函
• 上部地函