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- water demand rate 水消耗定额
- It has good properties such as, high inversion rate, good activity, small water demand, good fluidness, high bulk density, excellent thermal strength etc. 产品具有转相率高、活性好、用水量小、流动性好、体积密度高、热态强度优良等特点。
- This paper presents inventory models for perishable items with stock dependent demand rate. 研究需求依赖于库存的变质性物质的存贮模型。
- Study on Theory and Method of Ecological Water Demand in the Lower Reaches of Heihe River. 黑河流域下游生态需水理论与方法研究。
- Tennant method is one of the method widely used on water demand of ecological environment. 田纳特法是目前广泛应用的生态环境需水量确定方法之一。
- On the premise of protecting river hydrobiology habitat,ecological water demand in mountainous rivers was studied. 主要从保护河流水生生物栖息地出发,探讨山区河流生态需水量问题。
- Stock model of economical order batch is established under the objective of maximum total profit according to the hypotheses of constant demand rate. 摘要在需求率为常数的假定下,以总利润最大为目标,建立了确定性的经济订购批量存储模型。
- An integrated classification system for ecological water demand is suggested according to different criterions. 建立了不同标准下的生态需水分类体系;
- The environmental water demand is considered for scientific disposition and management and ecologic equilibrium. 必须合理预留生态环境需水,以实现水资源的科学配置和有效管理,维持生态平衡。
- Traditional deterministic economic Lot-Size models assume that the demand rate is a constant, that the order cost is inflexible during every order cycle. 传统的确定性经济批量模型通常都假定需求率是常数,且每周期的相关费用是固定不变的。
- In this model,solar pond is used to desalt seawater to satisfy the drinking water demand of soldiers. 利用太阳池淡化海水,为官兵提供饮用水,在太阳池底铺设换热器,为官兵提供生活用热水,并对沼气池进行加热。
- The minimum instream ecological water demand is the epiboly value of each instream flow quantity. 河道内各项需水量的外包值为河道内的最小生态环境需水量。
- Experiment shows that with the increment of substituted spontaneous combustion gangue powder for cement, the water demand of gelled material system is increased gradually. 试验结果表明,随着自燃煤矸石粉取代水泥量的增加,胶凝材料体系需水量逐渐增大。
- The present paper discusses agricultural water supply in the plain downstream of the Ha-ihe Basin, where water is unsatisfied with water demand. 本文根据海河平原水源不足的问题,采用系统分析的方法,探讨了农业供水的对策。
- In drought inflicted areas, wetlands provide a method of water reuse, which reduces water demand, especially for potable water. 在干旱地区,湿地则提供了循环用水的方法,减少用水需求,特别是饮用水的需求。
- A model of serial systems for multi-echelon inventory control with inventory-level-dependent demand rate was presented, which considered the phenomenon that the demand rate may be influenced by the stock levels. 摘要针对供应链环境下的多级库存优化控制问题,以系列系统为例,应用级库存理论,并考虑到日常生活中库存水平影响需求率这一现象,建立了一个需求率受库存水平影响的多级库存决策模型。
- With the restriction of water demand and supply, the objective function optimal value was calculated by sequential quadratic programming. 以需水量和可供水量为约束条件,采用序列二次规划法求解函数最优值。
- This paper considers the application of fixed partition policies (FPP) to a decentralized supply chain on the assumption that each retailer faces a deterministic demand rate and no backlogging. 摘要文章在固定需求及不允许缺货前提下,考虑了固定分区法在两级非一体化供应链中的应用。
- At present, rapid development of industrialization and urbanization, unwonted aridity, increasing of water demand became urgent tasks. 山东省济宁市是我国北方工商业最早发展起来的城市之一,属于严重缺水地区。
- The clear water mirrored the blue sky. 清澈的水中映出蔚蓝的天空。