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At the peak of efficiency, the marginal cost of production equals the average cost of production.

在效率的峰值点，生产的边际成本等于生产的平均成本。

In the text, first introduce the constitute, principle and characteristics of the cchp system which is a comprehensive energy system; in the following, overview the domestic development and the research situations of outside in this realm; immediately after, introduce in brief the research object"s engineering general situation and the design projects that be brought up aimed at this engineering in this text; then detailed discuss a kind of lately thermal economics cost absorption method- the method of share the cost of the product"s Exergy according to the ability class, and make use of this method and the product Exergy equivalence method and steam equivalence method to carry economics analysis to the design project respectively,and carry on the economy compared for the calculation of the several kind different cost absorption method from the point of view that the price of the energy Exergy.

文中，首先介绍了热电冷联产这一综合能源系统的组成、原理及特点；综述了国内外在这一领域的发展和研究概况；接着，简单的介绍了本文所研究对象的工程概况及针对本工程所提出的设计方案；然后详细讨论了一种新的热经济学成本分摊方法-按能级分摊产品火用成本法，并分别运用此方法和产品火用等价法、蒸汽等价法对设计方案进行经济性分析，从能量火用价格的角度对几种不同分摊方法的计算结果进行经济性比较。

CFLs at the time cost roughly $11 each, 20 times the cost of incandescent bulbs.

CFL当时的价格约为每只11美元，是白炽灯泡的20倍。

Project construction cost management must realize all-side integrand with international community. At the same time, the administrative staff, must come to manage and control the cost of the construction project from a brand-new aspect.

工程造价管理必须实现与国际社会的全面接轨，同时工程造价管理人员必须从全新的角度来管理和控制工程项目的造价。

Charging the cost of the idle time resulting from such a random event to only the job that happened to be in process at the time would overstate the cost of that job.

收取上述费用的空闲时间所造成的，例如一个随机事件只是工作，刚巧在过程上的时间会夸大成本这项工作。

What cost 1 Reichsmark (the German currency in those days) at the beginning of this mess eventually cost nearly 1,000,000,000 Reichsmarks.

这场灾难开始时仅需1德国马克买到的物品，到最后居然需要近1，000，000，000 德国马克才能买到。

At first, this paper makes a systematic exposition of the content of supply-chain, supply-chain-management, purchasing in supply chain and purchasing management in supply chain environment and builds the theoretical foundation of this paper. Then, Make out the material classification from the acquirability of supply market and essentiality of material. Then based on this conclusion bring forward the proper purchasing strategies for Wuxi Weifu Group Co., Ltd. such as win-win strategy, ensure supply strategy, minimize cost strategy and minimize managerial cost strategy. Then sets up evaluated indexes system of short-term-efficiency-suppliers and long-term-efficiency-suppliers, applying the Fuzzy-evaluation method to evaluate suppliers. At the end of this paper, taking Wuxi Weifu Group Co., Ltd. as a case, comparing the status of its purchasing and supplier management, it puts forward some improvement suggestions to the existing problems in light of the above analysis such as the establishment and improvement of management information system, reengineering of purchasing organization and process, establishment of evaluated indexes system and implement of Just-in-time purchase.

本文首先系统的阐述供应链及供应链管理，供应链管理下的采购和采购管理的内容，从而构筑了本文的理论基础；继而，从物料采购的市场可得性和物料的重要性两种维度将物料分为战略性物料、瓶颈物料、重要物料、一般物料，在此基础上结合无锡威孚公司产品提出了相应的双赢、保障供应、最低成本、管理成本最小等采购策略；接着，建立了短/长期效率型供应商综合评价的指标体系；运用模糊综合评判方法对供应商的选择与评价体系进行了研究；最后，以无锡威孚集团有限公司为案例进行研究，结合前述的理论框架，通过对其采购和供应商管理现状的比较分析，找出不足之处，提出了改进建议和设想，如管理信息系统的建立和完善、采购组织和流程的重构、供应商选择评价体系的建立、即时制采购的实施等方案。

This figure was amplified by the cost of two fitters to the replace the bearings, the replacement operation for each bearing taking three hours at a cost of GBP 30 an hour Engineers from NSK's Asset Improvement Programme were called in to give advice.

这个数字扩增的成本两个钳工的更换轴承，更换手术同时采取每3个小时的费用为30英镑一个小时工程师从恩斯克的资产改善计划被称为在提供咨询意见。

Journalists access to brokerage report found, and now brokerage shares on the Erie rating is not high, capital securities on the Erie shares a neutral rating, the company researcher Wang believes that melamine incident Erie pay into the Olympic Games the east, a heavy cost burden would need at least two years to digest, Erie shares the cost of the first half of sales accounted for 77 percent operating margins, increased marketing efforts after the incident will further increase the cost of the scale.

记者进入券商的报告发现，现在的伊利股份的评级券商不高，对资本证券伊利股份的评级为中性，公司研究员王认为，三聚氰胺事件的伊利缴费参加奥运会东，一个沉重的费用负担，至少需要两年的时间消化，伊利股份的销售费用，上半年运营利润率百分之七十七，占增加事件发生后，营销工作将进一步增加成本的规模。

The cost approach uses the cost of reconstructing the property at today's prices and then whittles that number down because of factors such as physical depreciation and functional obsolescence.

即使价格，你购买的价格，卖出不会是该物业的租金收入的功能，仍是至关重要的现金流量和进行转售。这房子可能不是一个纯粹意义上的财产收入，但这是你如何使用它。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。