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????:1???????:???????????
2????????????
3???????
4?????98?
5?????????
??????2??????13?? (??????????????????????? ??????????????)??,?????????,??,???????????????????????????
???????????????????????????????????13????,???????????,?????????????????????????155±9GPa,??????????????40%??????????????,????????????1100?,?900??
???1967??,???????“???????”???????????,??,????????????,??????????????????????????
???????????????????,????????????????????????????????,??50GPa?????,??????“????”????,?????????????,???????????????????
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?????????????????????????,???????????????1.2???????????????????????????????,???????????????,???????,????????,???(?????????) ?????:???????????????????