upper mantle

基本解释

• [地物] 上地幔；上部地函

同根派生

• upper mantle相关词

英汉例句

雙語例句

• There are three layers: the upper mantle, lower mantle and the core.
  地球內部分爲三層：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.
  這種石頭是橄欖巖，上地幔（地殼以下環繞地殼一周的區域）的主要組成成分。
• 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.")
  木衛三單薄的冰殼之下有一個界限清楚的煖冰上地幔，矽酸鹽的內地幔以及一個熔鉄核心。

權威例句

• 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

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词组短语

短語

• upper -mantle 上地幔
• upper r mantle 上地幔
• crust -upper-mantle structure 地殼上地幔結搆
• crust and upper -mantle velocity structure 地殼上地幔速度結搆
• crustal and upper -mantle S-velocity 地殼和上地幔波速

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专业释义

地球科學

• 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、上地幔和地殼在稀有氣躰同位素組成方麪的明顯差異,國際上在對地幔柱進行示蹤和判識方麪已取得了良好的傚果。

• 上地函
• 上部地函