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

?2???????????3??? (???????? ?)??,?????????,??????????????????????

?,?????????????????????????????????????????????,???????

?,1????28??0????2???????3??15?,???????2.6??????,?????????????44%,??,??????????????????85.7%,???????????????????????8.3%,??6%?????,???,???1400??

??????????,????????????????,?????????,???????????????????????,?,??????????????????(???)