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5 Simple Techniques For FIBER OPTIC

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Over a driver-only operated prepare, CCTV cameras may perhaps enable the motive force to verify that people are away from doorways right before closing them and starting up the train.[sixty eight] A trial by RET in 2011 with facial recognition cameras mounted on trams made guaranteed that folks who ended https://joomla26925.blog5.net/77523853/a-secret-weapon-for-cctv

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