?????д????????????????
?????????????????????????2016-06-29
?????? ?????д?????? ??????????????
?????д????????????????
???????
????????
????????
???(???? Q)
??????50 ??????6?? ?????????
?????????????????????5????????ι???????з???λ?????????????????????????з???λ???????ι????????????
????(???? W)
??????60 ??????8?? ???????800
???????????????????л??????????????ез??????????????????????????????з??????????????????????????????30%?????Ч????????3??
????(???? E)
??????75 ??????10?? ???????1100*400
???????????0.75???????????????Ч???????м?,?м????????????????75%,?????????????з????????????Χ???з???λ??????????????0.75?????,?м????????12????????????????10%,?????100%,
???????(???? R)
???????? ??????60?? ???????800
???????????????????????????????????????з????,????????????и?????????????????????Ч??,???????????????????????
????????
???????:??????????????????40407?????????????40407???????????α? ??С??
