One of the most powerful features of the IBM trace engine is its ability to trigger on trace events, which is vital for creating targeted trace output and reducing the volume of trace data produced.

IBM跟踪引擎最强大的特性之一是它能够在发生跟踪事件时触发，这有助于创建目的明确的跟踪输出并减少产生的跟踪数据量。

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The high-speed trigger sets off the flashes when the ambient sound volume goes over a certain level.

高速触发器在环境音量超过特定的水平时启动闪光灯。

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For example, when a trigger is engaged due to volume creation, this event results in a lifecycle indication that the volume has been created.

例如，如果由于卷创建而触动触发器，此事件将得到一个卷创建的生命周期表示。

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Can use the volume up button as a shutter trigger.

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The trigger points vary on the volume and price of the stock in question.

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Some 70% of all equity volume is driven by computer models that suddenly trigger a surge in buy or sell orders that are causing the fragmentation, volatility and use of hidden trading venues.

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