更新世浅层地质为层状砂质砾石，偶有细沙层。

The Pleistocene superficial geology comprises well-bedded sandy gravels with occasional thin beds of sand.

youdao

更新世浅层地质为层状砂质砾石，偶有细沙层。

The Pleistocene superficial geology comprises well-bedded sandy gravels with occasional thin beds of sand.

youdao