Serving robot Servi, Gyu-Kaku, shabu-shabu hot vegetables, etc
The phenomenon of superconductivity (or superconductivity) was discovered over 100 years ago and plays an important role in modern innovative technologies such as maglev and MRI internal scanning. However, in order to obtain this phenomenon, it is usually necessary to have an extremely low temperature of -140 ° C or less, which has the disadvantage of […]Read More
