???????????????????????????????????????????????

??20+????Q?????

??????????+???????????????????С?1144*24С?=27456??

???8??“???????”??????400*8=3200??

??????“???????”300*10=3000??

????????λ??????300+???????28+???????220=548??

??????????????50*10=500??

?????????120??

??????????220??

?м???????280??

?????????????????110????????????11?α???????????????120*11=1320(???????????)?????????????????10????μ????25*10=250

??????????????????????????

????????????????????1000??

????????????￡???????С4?? ??

?????????????40407Q???????????austindefensivedrivingonline.com/qcdld/