解释，运用和评估成本会计的技能。
精确评估成本和日程的挑战已经成为主要的问题。
The challenge of accurately estimating cost and schedule is certainly part of the problem.
在这个阶段，我们必须评估成本、利润率、安全性问题等等。
At this phase, we must evaluate cost, profit margin, safety issue and so on.
每个节点都有统计数据、评估成本、选择信息等用来确定访问计划流的注释。
And each node is annotated by statistics, estimated costs, selectivity information and so forth that are used to determine the access plan flow.
将执行各种业务分析和模拟，并评估成本、时间、资源和IT可行性。
Various business analytics and simulations are performed; evaluate cost, time, resource, and it feasibility.
既然已经有了比较出名的评估成本、计算roi的技术，也就没有发明新技术的必要。
Since well-known techniques for estimating costs and calculating ROI already exist, there's no need to invent new ones.
评估成本是衡量、评估和审计的产品和服务以确保符合质量标准和法规要求的费用。
Apprasial costs are those seen in measuring, evaluating and auditing products and services to assure conformance to quality standards and compliance requirements.
相反，我认为分层架构提供的优势是有代价的，您应该在添加架构元素(比如，一个服务层)之前评估成本。
Rather, I'm suggesting that the benefits that layered architectures provide come at a cost, and you should assess the cost before adding an architectural element such as a service layer.
相反，我认为分层架构提供的优势是有代价的，您应该在添加架构元素(比如，一个服务层)之前评估成本。
Rather, I'm suggesting that the benefits that layered architectures provide come at a cost, and you should assess the cost before adding an architectural element such as a service layer.
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