成矿环境为半深水一深水局限盆地，成矿背景是以“洋盆化”为特征的裂谷作用。

The metallogenetic environment is a closed bathyal-abysmal basin and the metallogenetic setting is a rifting with characteristics of "ocean basin evolution".

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北达科他州的魔鬼湖(Devils Lake，德弗尔斯湖)的流域范围局限在一个盆地地形中。

North Dakota's Devils Lake occupies a basin within a basin.

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瞬变电磁方法由于受地表影响变化较大和地质雷达方法由于受探测深度的局限，不适合在鄂尔多斯盆地复杂的地表条件下采用。

Owing to the surface conditions and the depth of investigation, TEM and GPR are not practical for the case of complicated surface in Ordos basin.

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