求翻译：上面提到的过程改进委员会可以很好的充当这样的角色。数据的来源主要是来自于企业的内部过去项目的历史数据或各团队中的最佳实践，也可以参考第三方提供的专业的行业数据，从而能更精确的估计项目的时间。是什么意思？

The above-mentioned process improvement committee can well serve as such a role. The source of the data from the enterprise's internal historical data of past projects, or best practices in the team, you can also refer to the professional industry data provided by third parties, in order to more acc

The above-mentioned process can improve the Commission serves as a good in this role. The source of the data are mainly from the business of the past projects within the historical data, or the team in the best-practice, you can also reference the first 3 of the professional industry data, allowing

Above mentioned the process improvement committee may very good play such role.The data origin mainly was comes from in enterprise's internal past project historical data or various teams' best practice, also might refer to the specialty profession data which the third party provided, thus could the

The process improvements noted above can very well act as the role of the Commission. Data sources are mainly from the internal projects of the past historical data of the enterprise or the team's best practices, can also refer to professional industry data provided by third parties, so that they co

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