Other semiquantitative data related to the palaeoenvironments also show dramatic changes, indicating that fluctuations were obviously influenced by Oceanic Anoxic Events.
通过研究对沟鞭藻所反映的古环境变迁进行了详细分析 ，证实在森诺曼 土仑期本区明显受到了全球缺氧事件的影响。
Moreover, the method to establish and divide the comprehensive element geochemical facies is applied in this paper, which is very useful in the comprehensive analysis of palaeoenvironments.
文中所提出的综合元素地球化学相的划分和分析方法，特别适用于对环境的综合评价。
Moreover, the method to establish and divide the comprehensive element geochemical facies is applied in this paper, which is very useful in the comprehensive analysis of palaeoenvironments.
文中所提出的综合元素地球化学相的划分和分析方法，特别适用于对环境的综合评价。
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