For a century, we’ve fought friction with horsepower. New "biomimetic" research suggests that to break the efficiency wall, ...
A technician often has to sketch or design ductwork and the other parts of an HVAC system. Sometimes you have to sketch the room or building you are working with. This means working with lines, angles ...
THE book is to be welcomed as meeting the need for a single text-book dealing with all branches of geometry required in a two-years' course for a Higher School Certificate. The first seven chapters ...
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