???λ????????? > ?????? > ???? > ???????3????????

???????3????????

??????????????δ????????2012-04-12 10:34:27

????????????????????β??????????????????????????????????y???????????????????????????????????????????????????????!

???г?????????1?????±??

???????

???????

??????

??????

????δ??

???????20??

10???

??????

???????40??

20???

????????

???5?????

10???

???????

???10?????

20???

????????

???20?????

??????

??????

??????????20??

??????

???????

??????????40??

?????????

???????

?????????

10???

???????

??????????

20???

????????

??????????

30???

???????

?????????

30???

????г?

???????з??????????

30???

???????

??????10W

10???

?????

??????100W

10???

????????

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

???????

??????

???????

??????

??????

???????

???20??????

10???

???????

???60??????

20???

???????

???100??????

??????

???????

???60??????

20???

?????

???100??????

?????

????????

????λ????

???????

???????

????????????400?????

??????

??????

???????????400?????

?????

??????

???????????400?????

?????

??????

???????8??????????

?????????

????????

??????н?????

???????

??????

???????

??????

??????

??????

???????

10???

С??????

?????????3??

30???

???????

?????????6??

50???

????????

?????????9??

?????????

С?й???

??????1W

10???

???????

??????10W

10???

???????

??????100W

10???

???????

??????1000W

??????????

????????

?μ??????10??

20???

???????

?μ??????100??

50???

???????

?μ??????1000??

????????

??????

????ж????????100??

20???

??????

????ж????????1000??

50???

???????

????ж????????10000??

??????????

??????

???????

??????

??????

С??????

????????10W

10???

????????

????????100W

20???

???????

????????1000W

30???

????????

????????10000W

???????

???????

????????1W

10???

???????

????????10W

20???

?????

????????100W

30???

???????

????????1000W

???????

????????

????18????????

??????????

??????

????21????????

???????????

?????????

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

???????????

??????

????20?????

???????

??????

????30?????

???????

????????

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

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

     
     
     
     
     
     
     
     
     
     
     
     
     
     
     

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

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

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

???????:??????????????????40407?????????????40407???????????α? ????
88 0 ??????????????????
????????????????????????????????????????40407???????40407????????

????????

????????
????????????
??????????
??????2D
??????????????

??????

????????