19.1 极谱法 19.2 脉冲极谱法 19.3 循环伏安法 19.4 溶出伏安法

13.1 基本原理 13.2 质谱仪的主要性能指标 13.3 质谱仪 13.4 定性分析 13.5 GC-MS

 原子吸收 光谱分析理论  原子吸收光谱分析仪器  原子吸收光谱定量分析方法  发展趋势

4.1 磷光 4.2 化学发光 4.3 生物发光

18.1电导分析的基本概念 电导是电阻的倒数

The following stress-strain curves were obtained for dif- ferent materials subjecting the specimen to the loading path(a, b, c, d ). Which one(s) of them correspond to elas- tic material(s)

16.21 Techniques of Structural Analysis and sig Spring 2003 Unit #4- Thermodynamics Principles First Law of Thermodynamics

For the uniform state of plane strain shown in the fig ure,which one(s) of the following statement(s) is(are valid?(Assume Poisson's ratio v+0)

Concept Question Consider the following simple displacement field

We seek to characterize the local state of deformation of the material in a neighborhood of a point P. Consider two points P and Q in the undeformed