Dalian COSCO 300000 DWT floating dock is the largest floating dock engineering in China at present,with 30 sea piles of 800 mm in diameter,embedded 4~5 m(the deepest is up to 8 m) in intermediary weathering rock.是什么意思_Dalian COSCO 300000 DWT floating dock is the largest floating dock engineering in China at present,with 30 sea piles of 800 mm in diameter,embedded 4~5 m(the deepest is up to 8 m) in intermediary weathering rock.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句