????é¢?ï¼??°å??é²??¥ä¸¨?¶é??400????ï¼?CR450?¨è½¦ç»??·è½¦å¹´å??ä¸?çº?/p>
?°å??社å??äº???18?¥ç??nbsp;
?°å??社è???æ¨???/p>
é«???ï¼????½è??¸»???°æ??????ä¸?ä¸???ä¾?ï¼??¨é?è·?ä¸????????¶å?å¦?ä½?ä¹þ@???´å¿«????ä¸??½é??åºþ9??ï¼?
è®°è??18?¥ä?ä¸??½å?½å???è·????¢æ???????¸ä?解å?°ï??±å?½é?????¢ç?µå¤´å®??½ç??CR450ç§??????°å·¥ç¨?????æ£å?¨é?¢æ?¨è?ï¼??¶ä¸CR450?¨è½¦ç»??·è½¦æ£å?¨å??ç´§ç???¶ï?å°?äº?å¹´å??ä¸?线ã??
???½é?????¢ç?????ä¿¡æ?????¨è?责人ä»?ç»?ï¼?CR450ç§??????°å·¥ç¨?主è?????R450?¨è½¦ç»????¶é??400????é«???线路??æ¡¥æ????§é??ç??ºç?设æ?½æ???????°ã??CR450?¨è½¦ç»??????¶æ????017å¹´ä?线ç??å¤??´å?·ä¸?½æ?????¨è½¦ç»?CR400???ºç?ä¸???ä¸?次æ??????´ï???è½þA?è¡??¶é??å°?ä»?350??????????00??????
2023å¹???28?¥ï?CR450?¨è½¦ç»?è¯?éª???è½þ@?¨æ?洲湾跨海大桥交ä?è¿?è¡?ï¼???????é«?è¿?è¡??¶é??è¾¾å??53??????ï¼???ç§??¢é???¢å???¸ä??¾ï?
????50????ï¼????³ç??ä»?ä¹?ï¼?
50????ï¼?ä¸?ä»?ä»????ä¸??°å?ï¼??´æ???ç§??¶ç©ºè·?离ç??????????究表??ï¼?ä¹????¶é??200????以ä????¨è½¦ç»?ï¼???ä½³æ??è¡?è·?离å??00????以å??ï¼??¶é??300??????é«???ï¼???ä½³æ??è¡?è·?离å??200????å·þ@?³ï??¶é??400????ç?级ï???ä½³æ??è¡?è·?离å?延é?¿å??600??????
50????ï¼????³ç???´ä¸ªé«???产ä??¾ç????è´¨å??级ã??ä¸???å¤??´å?·å?¨è½¦ç»?大æ???0å¤?ä¸?ä¸??¶ä»¶ç»???ï¼?涵ç??äº??ºæ????¶é???????????µå???µå?????å·¥ã??ä¿¡æ???§å?¶ã??计ç??ºã??ç²¾å?ä»??¨ç?ä¼?å¤??????????CR450?¨è½¦ç»???è½þ@?¨æ?¶é????é«??????¶ï????³å???½è??ç?????????½ä?è¶?è¿?CR400å¤??´å?·å??è½þ:??è¿?就为轻质é«??????°æ???????°æ??????ä¾?äº?广æ???åº??¨ç©º?´ï?ä¹?å¸þ@?¨ä?é«???产ä??¾ä?????è´¨å??级ã??
?¹æ??·²?¥ç??è¯?éª??°æ???CR450è½þ????????æ¯??¢æ????CR400å¤??´å?·å??è½þ@??å°?12%å·þ@?³ï????¶è?è¡??»å?????½è??????????ä½?20%ï¼??¶å?¨æ?§è?½å???µå?????????????20%??3%ï¼?让å??è½þ@?¨å?¶å?¨è?离ã?????³ã???½è??????ä¸????????µä?ï¼?å®??°è??¥æ?¶é????é«?50??????
????ï¼??¶é??400?????ºç?设æ?½æ???????°å???´é???åºþ>»¼??è¯?éª?段建设å??å¾???è¦?è¿?å±???CR450?¨è½¦ç»?å·²å???顶å????????»ä??¹æ??¶å?ï¼?è¿??¥æ?½å·¥è®¾è????·è½¦???¶é?¶æ?ï¼??·è½¦å°??¨å¹´??ä¸?线ï?并å?å¼?å±?ä¸?ç³»å??è¡?è½þA?éª???
????ä¸??½é?????å±???ç¨?ï¼?ä¾?????¸»???°ï?ä¸??½é????ºç?设æ?½å??移å?¨è?å¤?æ°´å¹³ä¸???????ï¼?ä¸?æ¥ä?ä¸??°é?¶ï?ç»???äº??¶é??200??????250??????300??????350??????
å¦?ä»?ï¼?ä¸??½é???å·²ç?å½¢æ???¨ç????大ç??è¿??¥ç?ç»?ï¼??½å????è½þB??ç¨?è¶?è¿?4.5ä¸?????ï¼?å¤??´å?·é??è¾?1ä¸????ºå???
???¥ï?CR450ç§??????°å·¥ç¨???å¾????¸å?³ç???????å°?广æ?è¿??¨ä???è·?»ºè®¾å??è¿??¥é???ï¼?è¿?ä¸?æ¥æ??????è·?????????¼º?½å??ï¼?å·©å?ºæ?©å¤§???½é??????????é¢?è·?ä¼??¿ã??让æ??ä»??èµ·æ??å¾???