Encoding system of absolute encoder generally USES natural binary code, Gray code, Gray-excess-code and so on.

Tatooine, a habitable world (or it was until the Rakata race plundered the planet of its natural resources), exists in the fictional binary star system of Tatoo.

On the basis of theoretical and experimental study of the Reverse-Brayton Cycle with binary natural refrigerants, this study was put forward.