This is a major step and also can be the most tedious step in tuning.
这是调优中的一个主要步骤，同时也是最冗长乏味的一个步骤。
This is the first key step to integrating query tuning more closely with other tasks, such as application development.
这是将查询调优与应用程序开发等其他任务紧密集成的第一个重要步骤。
This tuning step greatly improves the response times of BPC API queries.
这个调优步骤将极大地改进BPC API查询的响应时间。
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