可能引起强透水或涌水的地段主要在浅埋过沟段、向斜褶皱核部破碎岩体形成的富水段、断层破碎带及其影响带。

The possible water quantities flowing into tunnel are calculated initially. There are possible zones of groundwater inflowing in the section of shallow tunnel, syncline core and faulted zones.

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然而，除了上述两种褶皱外，我们还必须提到另外一种，这种褶皱不易归类为背斜或向斜，而被称为单斜褶皱。

In addition to these two types of folds, however, we must mention another one, which is not easily classifiable as either anticline or syncline and is referred to as a monocline.

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背斜和向斜、褶皱的几何要素、褶皱的描述和褶皱的野外描述。

Anticline and syncline, geometrical elements of fold, description and recognition of fold in the field.

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