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

??

???????????????????“?????????”??,??,??????,??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????,??,??(?? ?? ?? ??)

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

?????????

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

????????