?? ???1.6????????????
????:1????????:????qt??
2???????
3???????????
4?????????????
5????????????
? (??????????????? ?)10?????????????????15??~11?????4????,?????????????????????136?????????????????,????“???????”???????10????????13????15???????????????????,???????10?????20???????????????????????????27??????????????,??????,?16000????????????????,?,??????15%????????????
????????,???“?”,??,???,?????????????????????????????????????7????????????,??
??????????,?????????,?????????,?????,?,??,“??????????????????”? ??:??