• 遗迹指一具有特征遗迹化石组合,相当长的地质时期中不断的重视以及它们环境意义

    The ichnofacies is the grouping of characteristic trace fossil association tending to rscirrence through a rather long interval of geologic time, and their environmental implication.

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  • 总体沉积特征为:河道频繁分支迁移,发育各种沉积构造生物遗迹化石

    The total sedimentation was that rivers were branching and migrating frequently, and the sedimentary structures and fossil of ichnite were growing generally.

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  • 总体沉积特征为:河道频繁分支迁移,发育各种沉积构造生物遗迹化石

    The total sedimentation was that rivers were branching and migrating frequently, and the sedimentary structures and fossil of ichnite were growing generally.

    youdao

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