?

???????Σ??????

?θ?γ????????????ж?????????

???????飬???????????????

???????????????γ??

????????

1????????????

2???????

3??Щ??????顢?????

4???Щ??綹??鲴?

5???ЩB????綹??????

6????衢???????????ζ??

???????????Ч???òο

1????峿??á???

2????Ρ???

3?250????Ук????糿?Ρ???

4?250????п飬?ú?á???

5100?????????á??...

?,?????...................................

???ж?????????????????????????Щ????ü???

?? ???
?? ??? 鲻 ????? ?п? ?п??? Щ? ? ? к? ?齶 ?
???? Щ?

?Щ?????Щ???????????????????ο?

1-2?е??????????θ????1-2??θ??2????????????????1?????2-3Σ?????????????????????
Щ????б?????о????к?
?????????????????????κ????óг???
?С????У??Щ???е?????Щ??????????塣???????????????????????,????

?糿?????Ч
??????????Ч???????飬??????????????


?

?????
??????,????θθ??.?1.5-2С???.
???θ?30????кθ?

?о仰?????????????
??????????θ????????????????????
??е??????????

??÷??????????
?????з??о???嶯?????????????????????????а?????B??滺?á

??кд?35?40??????á?????Σ??B1B2B6??????ке???????к??????????л?仯??...

???С?????θ
Щ??,
н?θ?????
?С??θ?????磨к
???????
?????