A weathering - denuding surface separates the lacustrine strata and layer of the loess in the Tuoketuo mesa.

野外觀察表明托克托臺地的湖相層與上覆的黃土之間存在風化剝蝕面.

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Mineral pyroelectricity can be used tothe denuding levels of deposits and to assess the mineralized district.

因此用礦物的熱電性質(zhì)可以對礦床的侵蝕面水平和礦化地段的遠景作出評價.

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