PROBLEM TO BE SOLVED: To provide an optimum system to supply water to isolation room toilets of a prison, which prevents the imprisoned within isolation rooms from discharging water from toilets or wash stands at random, or from destroying the water piping systems of toilets or wash stands.收藏...
The concept of mechanical metamaterials has received special attention during the last years due to the advances in additive manufacturing techniques that allows fabrication of structures with complex architectures. The special design of metamaterials micro architecture offers the possibilities to obtain unprec...