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

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

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

?????:????