variable integer造句

In order to harmonize the size of delivery truck fleet , transportation cost and service quality in the research , the thesis adopts heuristics and multi - variable integer linear programming , and quotes the " period and phase of customer replenishment " to establish delivery truck fleet design model , gets the result in two period , and validates the result through calculating the instance and appraising the target
在研究中，为了合理协凋确定配送车队规模、运输成本与服务质量之间的关系，引进客户配送周期和状态参数、采用节约法和多变量整数线性规划的数学方法建立配送车队规划模型，分两阶段解决求解，并通过计算实例及指标评价进行了分析验证。
It's difficult to find variable integer in a sentence. 用variable integer造句挺难的