提起“海上山东”建设，人们首先想到的是美丽的青岛，富绕的威海……，那湛蓝的大海，如画的港湾，却往往会忽视山东北部沿海、黄河口畔的东营、潍坊、滨州三市。这里的濒海地带为黄河冲积平原，又是退海之地，盐碱沙化严重，黄色和白色为这里海和滩的基色。２０世纪８０年代 Mentioning the construction of “Sea Shandong”, the first thing people think of is the beautiful Qingdao, Weihai rich ... ... that blue sea, picturesque harbor, but often overlook the coast of northern Shandong, the Yellow River estuary of Dongying, Weifang, Binzhou Three cities. The littoral belt here is the alluvial plain of the Yellow River, which is also the land of returning to the sea. The saline-alkali desertification is serious. Yellow and white are the primary colors of the sea and beach here. 1980s