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Clean machines

作者:百里苘妗    发布时间:2019-03-06 07:02:02    

By Ian Sample EVER noticed how road-sweeping trucks just seem to rearrange dirt and garbage rather than removing it? Make the trucks smarter and they will do a lot better. You just have to arm the vehicles with a laser, a digital camera and an image-processing computer. The problem with standard road sweepers, says Graham Parker at the University of Surrey, is that they’re dumb. The settings for the brushes—the speed and the force with which they’re pushed onto the road,

 

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