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????:1???????:?????????
2???????100???
3??????????
4??????????????
5????????????
???2??13??????????????????? (?????????????? ????????????)??,?????,?????????????,????,??????????????
???????????????????????????????????13??????????
????????????1967???????????????,??????“???????????????????”?????????????????????,???????????????,???????????,???????
??,??????????????????????????????,????
?????,???????50GPa???,??????????????“?????????????????????????”??,??????????,??
????,??????????????????,?????????????
????????????????????????,????,??155±9GPa,?????????40%??,?1100?,????900??
?????????????????????????,???????????????????????1.2????????????????,???????????????,??,???????????????????????,???????????????(??????????????????????????) ???:????????