??????????????2000????????
????:2025-01-19 08:51:16 ??:????
????:????800?????:??120?150?????
1?17??????,???(???“?????????????”)?????????,????,??2000????????????????????????????????????
??????,??????????????,????????“??”,???????????????,??????????????????,????????????????,??????????
???,????2000??????????????????,???????????10000psi(????????????????),????690????????,??????46?,?30?,????????????????????(??????? ???????:?????????????????????)
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