relics in peat bed是什么意思

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用法例句

hrough investigating the quality of physical chemistry of peat layer,The main reason of the surface subsidence in Cangzhou is put forward here-the oxidation of the peat layer.

本文通过对泥炭层的物化性质的研究，提出了沧州市的地面沉降有可能为泥炭层的氧化所致。

The change of the type and the composition of peat plant residue in the peat layer reflects the formational way and the successional course of different bogs.

小兴安岭森林沼泽类型多,各类沼泽中的泥炭层序不同,泥炭植物残体种类和植物残体组合类型也不一样。

The composition distribution and source analysis of Changbai Mountains ombrotophic peat surface layer of polycyclic aromatic hydrocarbons.;

长白山雨养泥炭表层多环芳烃组成分布及来源分析