There are C30-unconfirmed triterpane (UCT2) and relatively high content of C35 hopane in type D.

型则以C30-未知三萜烷UCT2和相对较高含量的C35藿烷为特征。

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There are C30-unconfirmed triterpane (UCT2) and relatively high content of C35 hopane in type D.

型则以C30-未知三萜烷UCT2和相对较高含量的C35藿烷为特征。

youdao