This aspect is to reduce the pipeline pressure loss, the other is to avoid the path contraction obstacle to the mechanical cleaning pipelines.

这一方面是为了减小管线的阻力损失，另一方面是为了避免通径收缩后给机械清扫管线造成障碍。

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Chapter 3 introduces the processes of data preprocessing, they are data cleaning, user identification, user session identification, path supplement and data formatting.

第三章探讨了数据预处理的流程，即数据清理、用户识别、用户会话识别、路径补充和数据格式化。

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Combined the examples, data cleaning, user identification, session identification, path completion and transaction identification are discussed deeply.

结合实例详细介绍了数据净化、用户识别、会话识别、路径补充和事务识别等数据预处理技术。

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The technology also reduces cord tangling and optimizes the pool cleaning path, even vacuuming in reverse down pool walls, resulting in 20 percent faster cleaning.

ENGADGET: Polaris' pool-cleaning robots get updated with added intelligence, four-wheel drive

The retailer had sent 282 truckloads of merchandise in the storm's path, including generators, cleaning supplies, shovels, blankets and ready-to-eat foods, said spokeswoman Dianna Gee.

WSJ: Business Losses May Reach Into Billions

That Livni upholds this anti-democratic and wholly corrupt electoral farce as a legitimate path to the premiership puts paid the notion that she is an honest politician dedicated to cleaning up politics and making politicians accountable to voters.

CENTERFORSECURITYPOLICY: Mrs. Clean is a fraud