谐振子 H=2 (p2+C2x2) =(aa+aa+)/2 1c、1/2 (x十 2左 p) 2左谐振子 ) (ˆ ˆ) 2 ( ) (ˆ ˆ) 2 ( ( )/ 2 ( ˆ ) 2 1 1/ 2 1/ 2 2 2 2 p i a x p i a x a a aa H p x        = − = + = + = + + + +   