似堿玄巖 的英文怎麼說

中文拼音 [jiǎnxuányán]
似堿玄巖 英文
tephritoid
  • : 名詞1. (含氫氧根的化合物的統稱) alkali2. (碳酸鈉) soda
  • : Ⅰ形容詞1 (黑色) black; dark 2 (深奧) profound; abstruse; recondite 3 (不實在; 靠不住) unrel...
  • : 名詞1. (巖石) rock 2. (巖峰) cliff; crag
  1. The early tertiary alkali basalts from yangyuan which contain abundant mantle xenoliths exhibit very homogeneous sr - nd isotopes with snd = 5. 5. their pb isotopes are similar to those of the depleted mantle ( dm ) and their trace element characteristics resemble those of oceanic island basalts ( oib )

    含幔源包體的陽原早第三紀具有均一的sr - nd同位素組成( nd 5 . 5 ) ,其pb同位素組成與虧損地幔( dm )相
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