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

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

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