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

2??????????

3???????

4??????

5???????

?????????????7?????????????4?????????? (?? ???????????????????)??????????????????????????4????????,?????????????,????????????

??????54??????,????????27???,?????48?????27?????????????????????????????????????????????110???????????????????????????????????????????????????(3??????????????)????,???????????

?35??????,?,???,??????????????????????????21??????19??????98,?,?20??????58?????????,?“??????”?

?,????????????67??????????????????89?????????????????????,??,????????????????????????

????????????,?????????????,??????????????????

??,???????????????,??100??200??????4X100????????????????????4X100????????????????,???100??????

??????,????,23????20????????????????????,???????

??,????????????????????????????,?2????2???????????????????2??????????????????????,?????????????(???????) ?????????????????????:????