Unlike straightforward extract and load operations, transformation is the most complicated piece, as there is a need to understand, convert, aggregate, and calculate data.

与直接的提取和加载操作不同，转换是最复杂的部分。因为在此过程中需要对数据进行理解、转换、聚集和计算。

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Through the coordinate systems of gear profile and the corresponding matrices of coordinate transformation, the load distribution of external or internal helical gears can be exactly determined.

通过建立齿面坐标系及相应的坐标转换阵，使用了一种能准确计算齿轮载荷分布的方法。

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Load-time transformation is incremental: The transformer processes individual classes one at a time as they are loaded.

载荷-时间转型是增量：变压器过程中的个别班级一个在一个时间，因为他们已经上膛。

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The Extract, Transformation and Load (ETL) process that cleans up the data and ensures data integrity, the data warehouse that acts as a scalable and reliable repository for data derived from many sources, and some form of search acceleration for large data volumes are all still needed, and an enlightened IT group is needed to install and maintain them.

FORBES: Tableau Software's Pat Hanrahan on "What Is a Data Scientist?"

The CS40 enables an all-encompassing business process transformation for mobile workforces in pre-sales, merchandising, field service, long haul and truck load transportation.

ENGADGET: Intermec CS40 walks the work / play tightrope, WinMo 6.5 threatens to knock it off