组件需处理类似事件以通知用户程序，并且做适当的日志以便促进排除故障和服务监测。
Components are required to handle such events to notify client programs and also do appropriate logging to help facilitate troubleshooting and service monitoring.
首先采取适当的监测行动，然后将病猪或有患病危险的猪扑杀，对猪的移动进行控制并对养殖场采取生物安全措施是控制这一疫病的关键。
Proper surveillance followed by killing infected animals or animals at risk, movement control of animals and biosecurity on farms is essential to get the disease under control.
为了验证我们的系统，我们必须在实验室设置在测的应用程序，利用事件进行干扰，并且当不能适当处理事件时进行监测。
To verify our system, we must set up the application under test in the lab, perturb it with events, and detect when it fails to handle an event properly.
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