?? ???????7??????DR????
????:1???sn??:??????
2???????kmsn
3?????????
4?????600????
5?2023???????????
??11???22???????? (?????? ??)??????????22????????????,????????,??????????????21???????????????????????????7?????????????7?(???DR007)?????????????
??10?DR????????30?????,???????5??DR???30?????????????????????????????,??5.13??6.44?????
???????????????????????DR007??10??????????????????????????????5????????,10??DR????35BP,???????2.08%?5??????DR????????0BP,???????????????1.73%?
???????????????7??????????,??????????????????????(??3??)????????????????,??????????DR????,???,???????DR??????????????3?????7????????,?????????,?,?????,???????????
??,?????????????????????????????,????????????????,???
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