名词
中文翻译：杜山组
同义词：
['Dushantian Formation', 'Dushanzi Group']
例句：
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1.The study of the Dushanzi Formation is crucial for understanding the evolution of the Yangtze River basin.
研究杜山组对于理解长江流域的演变至关重要。
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2. The geologists have discovered several new species in the Dushanzi Formation.
地质学家在杜山组发现了几种新物种。
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3. The Dushanzi Formation is considered to be one of the oldest known formations in China.
杜山组被认为是中国已知的最古老的形成层之一。