With variable substitution,several kinds of linear differential equations are solved and several sufficient and necessary conditions are obtained.
基于1个网页-相关网页
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)。
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