????:1???????:???????

2???9598??

3?????????

4?????????

5?????????

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

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