TECTONICS OF CHINA (TIAN SHAN LABORATORY)

Where is stress,ε strain and the Young's modulus or elastic modulus

1.1破裂构造 破裂(FRACTURE)指岩石体(地质体)中由脆性破裂作用形成的不连续面(带·特征岩石体(地质体或物体)失掉连续性

1.褶皱等倾斜线图的编制 1.1褶皱等倾斜线图的编制

Strain Displacement Strain Strain field Strain determination in rocks

Review: 1.What is the orientation relationship between maximum shear stresses and principal stresses? 2. What are trajectories of principal stresses?

1.几种典型的褶皱的基本几何特征 平行褶皱 相似褶皱 协调褶皱 不协调褶皱

一、了解地质剖面图的图饰要素 二、掌握地质剖面图的编制方法

1.岩层的基本产状类型 表2-1岩层基本产状类型及其基本特征简表

(A)General triaxial stress ellipsoid in perspective view. (B)Views normal to each of the principal planes of the ellipsoid. (After W.D. Means,1976)