?? ??????????“????”
![](http://n.sinaimg.cn/news/transform/200/w600h400/20180604/gvDj-hcmurvh2223716.jpg)
????:1?????:?????
2???????
3??????????
4???????
5???????????
???????????????2???????????????13????????????????????????? (????????????????? ??)??????????????????,???????????????????????,??????????,??
??????????????????????????????????????????13??,??????????????????????????,????????155±9GPa,???????????????????40%???????????????????????,?????????1100?,???900??
????1967??,????????????“??????”???,????,???,???
?????????????????????????,???????????????,????????????50GPa??????????????,??“????”?????????,??????????????????,??????????????????????????
?????????????,???????,??
??,???1.2???????????????,??????????????????????????,?????????????,????,??????????????(???????????) ??????:???