The authors suggest a new dimensionless quantity N and try to interpret its physical meaning and predict a "neutral stability curve" in Ma-N map. 文中提出新的无因次量N并解释了其物理意义,还指出Ma-N图上存在一条中性稳定曲线。
Dimensionless Quantity Method, Natural Unit Method, Characteristic Quantity 无量纲化自然单位法特征量
Derived from the Newton law and Hertz equation, a dimensionless quantity, called the relative erosion strength, is found to be a constant during the impacting of an abrasive particle on ductile materials. 从牛顿定律和赫兹方程导出一个称为量钢一的量的相对冲蚀强度,发现在磨拉冲击韧度材料过程中保持不变。
It chooses the standardized dimensionless quantity method in this conversion. ( 4) The dissertation constructs an index evaluation model system of the three-dimension financial competitiveness based on the index system of the three-dimension financial competitiveness, which includes synthetic model, matrix model and cubic model. 在设计的三维财务竞争力指数体系基础上,构建了三维财务竞争力指数评价的模型体系,包括综合模型、矩阵模型、立方模型。
Introducing the dimensionless quantity Mo and Eo investigate the trend of break time. 引入无因次量Mo数和Eo数,研究了液膜破裂时间的变化趋势。