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