In this paper, the two-product inventory model with variable substitution price is studied in the retailer's view.
从销售商的角度出发，研究了可变替代价格下的两产品库存问题。
With variable substitution, several kinds of linear differential equations are solved and several sufficient and necessary conditions are obtained.
借助于变量代换，求解几类线性微分方程，并得到了几个求解的充分必要条件。
Add a new string substitution variable named WAS_HOME with the value again pointing to your WAS_HOME directory (Figure 4).
添加一个名为WAS_HOME新的字符串替代变量，它的值仍然指向您的WAS_HOME目录(如图4所示)。
With the help of game theory, and the use of supply and price as variable of policy decision, the paper studies the energy substitution issue by a two-stage dynamic game model.
以博弈论为研究工具，以供应量和价格为决策变量，通过两阶段动态博弈模型，对能源之间的替代问题进行了研究。
With proper method of variable substitution, the soluble method to two kinds of inegrable equation of Riccati form is found, and the general integral expressions are given.
在一般教材中二重积分变量代换公式的证明通常采用几何的方法，也有部分数学分析教材给与了严格的分析证明，但证明不便直观的几何说明。
With proper method of variable substitution, the soluble method to two kinds of inegrable equation of Riccati form is found, and the general integral expressions are given.
在一般教材中二重积分变量代换公式的证明通常采用几何的方法，也有部分数学分析教材给与了严格的分析证明，但证明不便直观的几何说明。
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