Relying on the national“863”project support,it developes the large grab dredger which has independ-ent intellectual property rights of our country ,and fills in gaps in such equipmentˊs localization.%依托国家“863”项目支撑,研制了具有我国自主知识产权的智能型抓斗挖泥船,填补了此类装备国产化的空白。
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