Real case study indicates that the method can acquire the aquifer behavior and water invasion performance exactly.

实例分析表明，该方法可以较准确获得气藏水体性质和水侵动态。

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The CHAR data type provides a performance boost because the database knows exactly how big every CHAR column will be and can make certain performance optimizations when reading or writing the data.

CHAR数据类型有助于性能提高，因为数据库确切地知道每个char列有多大，所以在读写数据时就可以执行某种性能优化。

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Satire is today more often seen in a performance or in writing, it isn’t exactly right to say for instance “a satirical remark.”

今天，人们更多地在表演或文字中看到satire。 不过，如果有谁说“（这是）一条satirical的评论”，那么此人就犯了一个词不达意的小错误。

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"And the audience lets you know in real time exactly how they feel about your performance.

VOA: standard.2010.07.01

Building on his last performance is exactly what Burgess has spent the last 12 months doing, as his career has progressed at a remarkable pace.

BBC: Burgess looks to build on success

Investors in index funds expect to get exactly the performance of the index (less any expense of the fund).

FORBES: Getting Over Index Investing With A Better Way

The stock is up a modest 9% from its issue price of 300 rupees, not exactly a sizzling performance.

FORBES: Companies, People, Ideas