?????12??18??????????????16??Q420q??????????????????
?????????????<br><br>???????????????8??2000??8000 42??<BR>8??2000??8000 21??<BR>10??1800??8000 32??<BR>10??1800??8000 80??<BR>10??2000??8000 21??<BR>10??2000??8000 52??<br><br>???????? ??????????????????????????????????????????????????????α????????????????????????????????????????????????λ?? <br><br>????????????
?????????????
???????????????
8??2000??8000 42??
8??2000??8000 21??
10??1800??8000 32??
10??1800??8000 80??
10??2000??8000 21??
10??2000??8000 52??
????????
??????????????????????????????????????????????????????α????????????????????????????????????????????????λ??
????????????????
?????г????????????????к???????????????????????????????г??????????????10~40?????????????????????????????????????????????????????????????????г???????????????????????????????????????а????????????????????????λ???????????????????????????????????
?????12??18???????????????16??Q420q??????????????????
