Giant Wind Turbine Blades Bend A Loooooot
These wind turbine blades are 250 feet long, and they're designed to stick around for 100 years — which means they need to be very, very flexible.
http://ift.tt/2hehZmc December 23, 2016 at 12:36AM
via Digg http://ift.tt/2hehZmc
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