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花岗岩类岩石作为大陆地壳的重要组成单元,其成因多样,可形成于洋壳俯冲、大陆碰撞、后碰撞伸展及陆内造山等多种构造背景。埃达克岩是一种特殊的中酸性钙碱性火成岩,典型岩石组合包括角闪安山岩、英安岩、流纹岩以及成分相当的侵入岩 ...
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John Beam dies
Wants DOJ to probe ties
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To welcome Saudi prince
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Man charged with murder
Wins court approval
Trump drops endorsement
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Wins album of the year
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Trump admin seeks custody
Executed by firing squad
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Ancient mammoth RNA
Returns artifacts to Canada
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Sign framework for peace
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Marburg outbreak in Ethiopia
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Lifts some food tariffs
To buy Cidara Therapeutics
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To face trial in Brazil
Cause of death revealed
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