9??????????21???????????????????(ATP)250?????(??????“ATP??”)???,??????,??????

????????????????????????,?50??,????,?????????????,????,????????(?????????????? ???? ??????????? ???ATP?????)

????????:????

??“?????”????

?? ATP????????:???? ???????

????:1??????:??????????

2?????

3??????????

4????????

5?????????

9??????????21???????????????????(ATP)250?????(??????“ATP??”)???,??????,??????

????????????????????????,?50??,????,?????????????,????,????????(?????????????? ???? ??????????? ???ATP?????)

????????:????