The methods to calculate the lattice dynamic of solid state and thermodynamic properties of materials were discussed in this paper.

对计算固体物质晶格振动、研究材料的热力学性质的方法做了简要的探讨。

youdao

First the characteristics and mechanical properties of mental foams were discussed. Quasi-static and dynamic compressive tests were carried out on seven different aluminum foam materials.

首先讨论了泡沫金属材料的特点和力学性能，并对七种不同的泡沫铝材料分别进行了准静态和动态压缩试验。

youdao

Continuous Dynamic Countercurrent System is designed and constituted with pr-extractor, Squeezed-Extractor and Countercurrent extractor according to different properties of materials.

连续动态逆流系统由预浸器、挤压提取器和逆流提取器按不同物料特性设计组合而成。

youdao