What is happiness? Is it money in the bank? A new car or a fancy house? Is it being able to dine out at 5-star restaurants every night or is it the simplicity of a home-cooked meal with family or fr……続きを見る
This book examines the potential to deploy low-cost, three-dimensional printers known as RepRaps in developing countries to fabricate surgical instruments and medical supplies to combat the “global ……続きを見る
