数字监控系统预留有报警接口，将来可以连接主动探测器或被动式紧急按钮，增加对突发事件的报警录像功能。

Digital monitoring system has set aside alarm interface, it would be able to take the initiative to connect detector or passive emergency button, an increase of incidents of police video features.

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第二，探测器可能有主动雷达或者激光雷达防御系统，可以发现碎片，并用激光来汽化这些颗粒。

Secondly, the probe could have an active radar or lidar defense that targets debris and uses lasers to vaporize the dust particles.

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室外选用主动式红外探测器，主动红外发射器发出一束经调制的红外光束，投向红外接收器，形成一条警戒线。

Selection of active outdoor infrared detectors, active infrared transmitter sent a bouquet of the infrared beam by the modulation, into the infrared receiver to form a cordon.

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