估算成本是优化器用来比较查询计划的成本单元。
The estimated costs are cost units that the optimizer uses to compare query plans.
成本单元(unitof cost)是timeron。
财务模型：尽管激烈的竞争正导致单个产品单元的成本和价格下浮，但与新产品相关的复杂性和成本却在持续升高。
Financial Models: Although increased competitive pressures are causing individual product unit costs and prices to fall, the complexity and cost associated with new product solutions continue to grow.
为了限制硬件成本，完全可以在单个计算机或LPAR上运行来自多个计算单元的多个节点。
To limit hardware costs, you can safely run nodes from multiple cells on a single machine or LPAR.
由开发人员所执行的单元测试使您在早期辨别并修改问题，这样做既降低了成本又降低了项目风险。
Unit tests, executed by developers, allow you to identify and fix problems early on, which lowers both costs and project risks.
如果最好的工人在最好的环境中用10单元的成本创造出了价值75单元的绩效，那么这个工人的绩效是7.5。
If the best worker in the best environment turns in a performance worth 75 units at a cost of 10 units, then that worker's performance is 7.5.
校准对应着沿图表的箭头从左上角单元格到右下角单元格的最小成本路径。
Alignments correspond to minimum-cost paths from the top left-hand cell to the bottom right-hand cell that follow the arrows on the diagram.
Storebrand也期望将Web服务用到Storebrand银行和基金业务单元内的其它业务领域中，也可以在这些地方减少内部的操作成本。
Storebrand also expects that web services will be utilized in other business areas within Storebrand Bank and Storebrand Funds business units to reduce internal operating costs there as well.
最近一次欧洲中央银行的调研显示，爱尔兰的劳动力单元成本在1999年至2007年之间上升了75%，是欧元区内跳升最高的国家。
A recent study by the European Central Bank found that Irish unit Labour costs had risen by a third between 1999 and 2007, the biggest jump in the euro area.
如何计算单元格的成本？
具有讽刺意味的是，这种趋势正是由15年前出现的基于Intel的低成本服务器所推动的，它鼓励以物理服务器为部署单元。
Ironically, this trend was facilitated by the availability of low-cost Intel-based servers fifteen years ago that encouraged using the physical server as the unit of deployment.
规模经济—这些使公司由于降低单元平均成本而受益其中。
Economies of scale These result in the company benefiting from a reduction in the average cost per unit.
例如，由于新的劳动合同或材料价钱所引起的单元上的变更也可以在预测总成本中得以反映。
For example, the change in unit prices due to new labor contracts or material supplier's prices might be reflected in estimating future expenditures.
在本设计中采用AT89C51作为系统的控制单元，元器件的选用上即满足设计需要又考虑到了成本问题。
This design use AT89C51 as the control unit in the system. Design requirement and cost problem are thought when choosing the components.
边际机会成本——提供最后一单元商品的额外成本，慎重的做出放弃什么。
Marginal opportunity cost — the additional cost of providing the last unit of good as measured by what is given up.
这种工艺过程可以使几个部件，作为一个单元同时铸造，而且也可以使用多腔模型，从而减少了加工成本和生产时间。
The process allows for several parts to be moulded as one unit and multiple cavity moulds can be applied, reducing tooling costs and production throughput times.
在分析重构单元之间重构策略的基础上，建立组态之间因重构而产生的重构成本的数学模型。
Modeling the reconfiguration cost between one configuration and the other , which is based on analysing the policy of the reconfiguration among reconfigurable cells.
而该高频接收模块只需要通过普通数据线就可以与电子控制单元相连，成本下降非 常显著。
The high frequency receiving module may realize a connection with the electronic control unit only by common data lines, thereby cutting down cost largely.
医院在对科室或护理单元进行绩效考核时，应主要以实际工作量水平、成本控制情况、医疗质量指标为考核依据。
Actual workload, cost control and medical quality were considered to be key factors in department or nursing unit performance evaluation.
为了实现波束的切换，并且在降低成本的前提下使用了开关与传输线组合的移相单元。
In order to achieve beam switching, and under the premise of reducing the cost of using the combination of switching and transmission-line phase-shift unit.
该冗余驱动接口模块刚度好，且其中各驱动单元间的力均衡误差小，可避免使用成本高、算法复杂的力反馈控制技术。
The force unevenness between two driving units of the interface module is so small that force feedback control technique is not needed.
为了降低光网络单元的成本预算，我们对下行的光载波进行了上行传输开关键控信号的重调制。
We also realize wavelength remodulation for carrying upstream on-off keying (OOK) data to reduce the cost budget at the optical network unit.
合理布局作业单元可以使集货中心节约物料搬运费用，降低物流成本，提高作业效率。
Rational layout of the operation units in freight gathering center can reduce the costs of freight transport and logistics and increase efficiency.
假设该企业只出产一种产物，当期的落成产量为1，000件，则产物单元成本为$2。
Suppose that the firm produces a single product and the units completed in that period are 1,000 the unit product cost would be $2.
集成的单元测试以及与测试框架的紧密集成便于在生命周期中更早、更快地生成质量更好的代码(降低了成本，提高了工作效率)。
Integrated unit testing and close integration with a testing framework facilitates earlier creation of better quality code sooner in the life cycle (cutting costs and increasing productivity).
MEMS惯性测量单元是采用MEMS技术研制的加速度计和陀螺组合器件，它具有体积小、成本低、可靠性高等优点。
MEMS inertial measurement unit is an accelerometer and gyroscope combination device, developed by using MEMS technology. It has small volume, low cost and high reliability.
加强科室运行成本的管理和核算，施行以手术单元为指标的工作量统计和劳务计酬办法；
The management and accounting for operation cost of department and section are strengthened, measures based on operating unit as the indicator for workload statistics and payment are conducted;
随着集成电路(IC)制造技术的飞速发展，为了进一步增加IC芯片的产量和降低单元制造成本，硅片趋向大直径化。
With the fast development of IC manufacturing technology, the diameter of the silicon wafer trends to be larger in order to increase the yields of chips and reduce the cost per bit.
随着集成电路(IC)制造技术的飞速发展，为了进一步增加IC芯片的产量和降低单元制造成本，硅片趋向大直径化。
With the fast development of IC manufacturing technology, the diameter of the silicon wafer trends to be larger in order to increase the yields of chips and reduce the cost per bit.
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