20世纪,渤海考古发现和研究取得丰硕成果。人们对渤海的认识从书本文字的了解进而看到渤海留下的遗迹,这无疑是具有转折性意义的。因为研究渤海历史仅仅依靠文献史料显然是不够的,尤其在文献记载极其简略又零碎不全情况,渤海考古发现和研究的作用是不言而喻的。 In the 20th century, the Bohai Sea archeological discovery and research have yielded fruitful results. People’s understanding of the Bohai Sea from the understanding of the text book and then to see the remains of the Bohai Sea, which is undoubtedly turning point. Because it is obviously not enough to study the history of the Bohai Sea solely on the basis of historical documents, especially in the case of extremely brief and incomplete records, the role of the Archaeological Discoveries and Studies in the Bohai Sea is self-evident.