This paper presents a fracture mechanics model of smooth blasting and pre-split blasting, analyzes the function of stress waves and quasi-static pressure of explosion in blasting process.
本文提出了光面爆破和预裂爆破的断裂力学模型，分析了应力波、爆生气体准静态压力在爆破破裂过程中的作用。
The intense fluctuation of tension pressure and thickness in threading process and dynamic and static speed drop of driving system make the threading process very complicate and difficult.
穿带过程中张力、压力和厚度等激烈变化，传动系统的动态和静态速降，使穿带过程复杂和困难。
Numerical simulation of temperature field during al solidification process under static high pressure has been conducted.
采用数值模拟的方法，研究了纯铝在静高压作用下凝固过程温度场的变化情况。
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