北海市区广泛分布较厚的第四纪松散沉积物，地貌上为似扇形准平原。

Quaternary loose and thicker deposits are widespread in Beihaitown, forming a fan-shaped peneplain in geomorphology.

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北海市区广泛分布较厚的第四纪松散沉积物，地貌上为似扇形准平原。

Quaternary loose and thicker deposits are widespread in Beihaitown, forming a fan-shaped peneplain in geomorphology.

youdao