【化】 ammonium secondary phosphate
twin; two
【计】 binary-coded decimal; binary-coded decimal character code
binary-to-decimal conversion; binary-to-hexadecimal conversion
【医】 bi-; bis-; di-; duo-
era; generation; take the place of
【电】 generation
【化】 ammonium tertiary phosphate; ammonium tribasic phosphate
triammonium phosphate
【医】 ammonium phosphate