根据不同的分类标准,入侵检测系统可分为不同的类别。按照信息源划分入侵检测系统是目前最通用的划分方法,入侵检测系统主要分为两类,即基于()的IDS和基于主机的IDS。
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The ventilation system of your ship has fire dampers restrained by fusible links. Which statement is TRUE?()
A fusible link will automatically open after a fire is extinguished and reset the damper
B. Fusible links must be replaced at every inspection for certification
C. Fusible links are tested by applying a source of heat to them
D. Fusible links must be replaced if a damper is activated
若蓄电池门窗着火时,应停止轴流风机运行,否则应开启轴流风机,排除不良气体。
A. 正确
B. 错误
载于电冰箱(雪柜)之三星标志,是表示冷冻室可达至之最低温度为多少摄氏度()
A. -10ºC
B. -12ºC
C. -15ºC
D. -18ºC