The technique by which surface decarbonization of Shaw process castings can be completely eradicated was introduced in detail, and the theory is discussed. 详细介绍了一种根治陶瓷型铸件表面脱碳的方法并分析其原理。
The mathematical model of injection mold filling process has been set up, based on the mathematical model of Hele shaw flow. 以Hele-Shaw流动为基础,建立了塑料熔体充模流动的数学模型。