例如，用户可能希望指定每个事务的目标平均响应时间，或者更通常的是指定百分比目标平均响应时间。
For example the user might want to specify the target average response time of each transaction, or more usually target average response time with a percentile.
在城市里这通常介于平均收入的5 - 10倍。
In cities this is often between five and ten times the local average annual income.
由于您可以假定截取收集器能“看到”每一个事件，因此实现的跟踪程序通常为平均时间间隔类型。
Because you can assume that an intercepting collector "sees" every event, the tracer type implemented would usually be interval averaged.
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