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These Stretchy Trains Can Run On Different Tracks By Widening Their Wheelbase
American trains are pretty simple beings, really. They carry people from A to B in rudimentary comfort with very few bells ...
Hackaday
1 年
Feeling The Heat: Railway Defect Detection
The paddles are mechanically connected to switches and are activated by anything that the train might be hanging ... can result in damage to the wheel flanges, the track, and can even cause ...
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