????:1???1960????:?????????

2???????

3???????

4????????????

5?????ktv???

???????????12????????????????????2? (???? ???)11?????,??????????????????,?????

??????????,??????????????11?????????????????,??????????????,11???,????30??“U”??????????,???,?????????????3%,??20%,???????????60%??????11??,30?????????????????,?????1-10??3.91????????????

?????????????????2??,11?????????????????,?????????????100???,????15%,????????10?????????????????20???????11.7%,?????26.3%?

????????????????????????????????,11???????????????????,????????????????????18763??,????20?????????????,??????1.5????“??”,??1.5???????????????,??????????????????,??11??????????????;???????11??????????????????50%?

????????????,11?,????,??????????????????????????????????????????????????,???????7??????,????,??0.36%,?2.40%?

?????????????????,11??,??300??????23.4%,?????????

?,?????,11???3633.5??,?16.6%,??????,????9??????????????44.3%?????,???????????????????????????11????????

??????????????9????????????????????,10????“??????????”,11???????“???”????,??????????????100??,??????

??,?“??????????,??,?”???????????????,???????????????????“???”??????????????(???????????) ?????????????????:?????