That is, a consumer who pays u(q)for the quantity q is just indifferent to getting nothing and payingnothing.
对于每一个数量来说，都存在且存在一个价格，使得购买或不购买对消费者来说，在价值上毫无差别。
For special stock indicators E and Q and for purchase orders assigned to an account, ensure that the quantity is not posted to the stock in transit in the receiving plant.
对于特殊库存标识E和Q，以及分配到一个科目的采购订单，要确保数量在不被过帐到接收工厂的”在运库存”上。
Q is for quality. Quality matters more than quantity.
代表质量。质量比数量更重要。
Q/I Characteristics of potassium are important indices to indicate soil potassium status, and can measure both the intensity and quantity of soil K at the same time.
钾素Q/I特性是表征土壤钾素状况的一个重要指标，它能同时度量土壤钾素的强度和容量。
Then the incremental quantity discounts was taken into account and a PSO-based algorithm was developed to obtain the optimal (R, Q) policy and selection supplier for the buyer.
而后进一步考虑累进制数量折扣，给出基于粒子群算法的求解方法，通过算例和仿真讨论了供应商选择问题。
Then the incremental quantity discounts was taken into account and a PSO-based algorithm was developed to obtain the optimal (R, Q) policy and selection supplier for the buyer.
而后进一步考虑累进制数量折扣，给出基于粒子群算法的求解方法，通过算例和仿真讨论了供应商选择问题。
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