The paper introduces mathematical recognition structure, concepts on mathematical studying process and probes into enlightenment of these concepts on mathematical teaching.
介绍数学认知结构、数学学习过程的概念，探讨这些概念对数学教学的启示。
It has laid the foundations for further studying the flow field in mold with mathematical models and optimizing submerged nozzle shape as well as casting process parameters.
为进一步采用数学模型研究结晶器流场、优化伸入式水口结构和工艺参数打下基础。
The mathematical model of the growth process of the bubble in the foaming mold of polymers is of great importance to studying the growth behave of the bubble.
聚合物发泡成型加工中气泡膨胀过程的数学模型对研究气泡的膨胀行为具有相当重要的意义，然而工程实际问题中数学模型的复杂性使其作用受到极大的限制。
The mathematical model of the growth process of the bubble in the foaming mold of polymers is of great importance to studying the growth behave of the bubble.
聚合物发泡成型加工中气泡膨胀过程的数学模型对研究气泡的膨胀行为具有相当重要的意义，然而工程实际问题中数学模型的复杂性使其作用受到极大的限制。
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