Lifting platform mechanical press is a device designed for the application of very high force form, shape or cutting material, compression of solid, or liquid extraction.
升降平台机械压力机是一种装置设计的应用非常高的力的形式，形状或切割材料，压缩的固体，或液体提取。
2
Using nonlinear finite element method, the compression load deflection of the seal was analyzed and cross sectional shape of the seal was optimized.
利用非线性有限元法分析了密封条的压缩受力变形特性，根据结构力学原理对密封条横截面形状进行了优化。
3
Finally, this paper gives a shape equation of rock compression shear fracture nucleus describing the microcracking zone.