lower mantle

常見例句

• Like the core of earth, the mantle can also be divided into two concentric layers, the lower mantle and the upper mantle.
  就像地球的核部一樣。地幔也可分為兩個同心圓圈層，下地幔和上地幔。
• PREMA(FOZO) is a popular end member of mantle for all ocean island and flood basalts, probably representing the lower mantle.
  PREMA(FOZO)則是洋島玄武巖和溢流玄武巖公共端員。
• These forces change the configurations of electrons in the mineral ferropericlase in the lower mantle, making it "softer" than previously estimated.
  這些力量改變了在低地幔中礦石低鐵黑硬綠泥石中電子的結(jié)構(gòu)，使其比之前估計的更“軟”。
• Comparing low degree geoid anomaly with mantle density anomaly, The authors think the earth shape asymmetry is mainly caused by lower mantle density inhomogeneity.
  對比分析低階大地水準(zhǔn)面異常和地幔密度異常結(jié)果表明，地球形狀非對稱性主要是由下地幔的物質(zhì)密度不均勻引起的。
• These researches supply the fundamentals phycical constrains on establishing the mineralogical model of the Earth's lower mantle and the chemical composition of core-mantle boundary (CMB).
  這一問題的研究將對限定下地幔的礦物學(xué)模型和核-幔邊界處的物質(zhì)成份,以及對下地幔和核一幔邊界處的地震波速結(jié)構(gòu)的解釋提供基礎(chǔ)物理依據(jù)。
• Suction mechanism for iron entrainment into the lower mantle
  鐵卷吸到低地幔里的吸入機(jī)制
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