zhōngtiěgōng业(600528):深zhōngdào项目建chéng通车】zhōngtiěgōng业旗下zhōngtiěshānqiáozhōngtiěqiáozhì了深zhōngdào项目 G05 合同段和 G04 合同段gāngliángzhìrèn务,包括深zhōngqiáozhōngshānqiáohéng门泄洪区非通hángkǒngqiáo西泄洪区非通hángkǒngqiáo、浅tān区非通hángkǒngqiáo、万顷沙互通dàoqiáo属设施,全zhǎng 7.24 公gānggòu总重约 18.3 万dūn