??
????????????????“????????”???????????????????,???,?????,?????2????5?????????,???
???????(??/??-??????????????)????,??,????????????,??282.77???,???10Mpa?
?????81.52?,????,???????????????????24.1???????????????????????????????,????48.7%(??12?????????????????),?????47.9%(??????11.8??????),???????29.1%(????7.2????),??20%;??8?,????30%,????????10?????????
????,????????????????????????,??220??,???????70%,??????????2027??,?????????????,???(? ?? ???? ????????)
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