???????????????????
??“???????????”???,?,????????????????,??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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