褶皱枢纽

本文介绍了求解褶皱枢纽及轴面，确定π组构类型和褶皱位态分类的计算机方法原理，程序使用方法（资料收集、程序操作步骤等）和效果。

The principles of computer methods in determination of fold hinge , axial plane , type of π fabric and in classification of fold orientation are discussed .

我国有人论述了早期褶皱的枢纽、拐线的迁移是正纵弯再褶皱的一种机制，依此提出了正纵弯叠加褶皱的三种基本类型。

Some domestic workers expound that the hinge and inflexions shifting of early fold as a mechanism of superposed normal buckle fold and three basic types of superposed normal buckle fold .

国外有学者分别指出再褶皱时的斜纵弯褶皱机制和早期褶皱枢纽的迁移机制以及四种基本叠加类型。

Some foreign geologists put forward the superposed mechanism of oblique flow buckle fold and the hinge migration of early fold during refloding and four standard modes of superposed buckling .