English abbreviation for metal materials

Actinium Ac89 aluminum aluminum Al 13 americium Am95 antimony Sb53 barium Ba56 thulium Bk97 beryllium Be4 bismuth Bi83 thulium. The abbreviation of Cr24 cobalt Co27 copper Cu29 curium Cm96 refers to a Chinese word or an English letter. For convenience, it is shortened and omitted from a long Chinese word. Abbreviations should be faithful to the original text without changing the theme or central idea of the original text or changing the outline of the original text. It can also be short for a longer name. The abbreviation AA system, which is commonly used in foreign languages, refers to the practice of sharing money or accounting for each other at a dinner party. ABC A, B and C are the first three Latin letters, which are used to refer to common sense or simple truth (sometimes used as book titles). Company AB rehearses a play, in which the same protagonist is played by two actors, and if the A angle can't be played, it will be played by the B angle. This arrangement is called AB system.