PPM begins with effective project selection and prioritization, with the ultimate goal of sustaining a steady stream of returned value to the company.

PPM开始于有效的项目选择和优先级划分，最终目的是维持对公司稳定的价值回报。

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Taken at face value, you would be inclined to then isolate each change request onto its own stream. This does give you ultimate flexibility, because.

从表明看，您可能倾向于将每个变更请求分离到到它自己的流上。

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Rather, you will want to process the content as a stream, or write the entire file to its ultimate location. FileUpload provides simple means of accomplishing both of these.

你很希望使用流来处理文件内容或者写文件实体到它最终的地址。

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