??????????????
8??2000??8000 42??
8??2000??8000 21??
10??1800??8000 32??
10??1800??8000 80??
10??2000??8000 21??
10??2000??8000 52??
??????????????
?????Χ???? ??????????????Ч???????Χ???????????????С??????磬?????????????????????????緶Χ?????????????λ?????????????????????????
???????????????
?и?Э?????????????10?????????????????????1378.8??????????????2.12??????????????θ???????????????????3?????????????λ1451.36???????????????????????棬??????????????????????????????????裬10?·???????????
?????????5.0*1.5*6??q370qe??????????????
