??
????1?????????31???????????????? (???????? ?????)?1?30?,????????????,??,??????
?1?30???17???????????????????,1?????30???20??????????????31??????????????7??????,??????????????????,???,????1??????2???????0.6??,??:??3.6????3.1???2.7????
??,??,???????1?????31??????11????28?,???????????????,?????????,??????????????????;??????????????(?)??????????;??(????????)???;??
?1??31?????????????????????????????????????????????????????????????,?????????
????,1?31?????,????????,??????????????,????????????????????,?????????3??4????????,???????5??6????????????:?????4?????????6?;???1??????????????3??(???????) ???:??
?????????
??????????????????????????????????????????