? ???????????1.4??????????

????:????????????:????????

????????????10?????????14?? (? ??)?????14?2??,?????????????,????????

????????????????????,??????,?????701.6??????????????,??????1.4???????,?30.1?????????????,???550????????????????,??????10????????21???????

?,??????????22????,???20??,??20???4?,??????

??????(?????????????)?,???,???,???????,????????26????????????,?????????????100????????,???125??,????,????????????

???????(??????)???????????,???4????????,?,?????,??????????3??????????,??,???

???????????,?????,?41%???????????????????,??????????????????4??????,????????????????,????????????

???????????????,?????????????????(???)?????26??????????,??????????100????,?????????????15%,?????????????????

????????,????500?????????????,???????????550??????,???3?????,???????,?????????????????,???4???????(??????) ???????:?????????????????