?? > ?? > ??
??????????????2000????????
2025-01-18 12:57:12??:????:???

??????????????2000????????

1??????17??????,??????????????(???“?”)???????????????????????????????????,??,????2000?????????????????

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

??????????????????,?????????????2000?,????10000psi(?????????),???690??????,????????46?,???????????????30?????????,????????????????????????(?? ?????????:???????)

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

??: