The application of the maximum principle in the optimal control of fishery is discussed under the conditions of variable prices and variable costs.
进一步讨论了在可变价格和可变成本下最大值原理在渔业最优控制中的应用,推导出了鱼群的最优种群密度x*和最优收获率h*(t)。
capacity contract tradeoff,variable cost bid,and energy consumption and pollutant emission ordering.
该模式由容量合同交易、可变成本报价以及能耗和污染物排放量排序3部分组成。
Researches on Supply Chain Coordination Mechanism with Variable Production Cost;
生产成本可变的两级供应链协调研究
Two-echelon supply chain coordination model with variable production cost;
生产成本可变的两级供应链协调模型
cut your production costs...
可降低生产成本……
Production planning refinery optimization model with variable costs;
基于可变加工成本的炼油厂生产计划优化模型
For example, a production worker may be paid a fixed salary (the fixed element) and a bonus based on output (the variable element).
例如,生产工人工资可以包括一块固定工资(固定成本)和按产量计算的奖金(变动成本)。
Over time the cost of imputs may change and technological know-how may increase.
随着时间推移，投入生产要素的成本可能发生变化，技术决窍可能增加。
Relationship of broller production variables to cost per pound
肉鸡生产中的变量与每磅成本的关系
Transaction Efficiency,Cost Change and Enterprises' Production Transfer
交易效率、成本变动与企业生产转移
Pay attention to production cost, quality and marketability of the products
注重生产成本、产品质量以及产品的可销性
The cost of this biological asset can be measured reliably.
（三）该生物资产的成本能够可靠地计量。
Alternating the basic stroke set can change the type of font generated.
改变基本笔划库，可改变生成的字体种类。
Cost change of hog production in China;
我国生猪不同饲养方式生产成本变动分析
All the cost of manufacturing a product, including both fix and variable cost.
生产一种产品的所有的成本，包括固定和可主为成本。
factor payments
生产要素费用（生产成本）
Therefore, unless the part is to be made in very large numbers, the cost becomes prohibitive.
因此，除非零部件的生产量非常大，否则，机床自动化就会因成本过高而变得不可行。
Generation production costs and their present worth may be computed using a production simulation program.
发电的生产成本和目前的产值可用生产模拟程序计算。
There is a danger that marginal costing could lead a company into a situation in which not all costs are covered, e.g. setting a price, which yields an inadequate contribution.
变动成本法可能使公司的成本不能得到全部补偿。例如,产品定价过低不能产生足够的能力际贡献．
On the other hand, the running cost to produce steel is relatively low.
而另一方面，生产钢铁的变动成本却相对低廉。