The instructions generated by the compiler are the actual machine instructions that are going to be executed, and their timing characteristics are reasonably well understood in the common cases.

编译器生成的指令就是将要执行的机器码，一般情况下，可以很合理地理解它们的时间特征。

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Performing selection for profiling only those methods with certain timing characteristics.

进行选择，只对那些带有某种计时功能的方法进行分析。

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Each plant is operating with different characteristics and timing.

各个工厂的操作具有不同的特点和时间。

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For timing, PostRocket analyzes pages with similar characteristics, including demographics, to provide recommendations of optimal times to post.

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Moroney makes his investment recommendations combining Dow Theory market timing with a quantitative model that seeks stocks with characteristics that the market rewards.

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