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在本文中,黄海北部是指山东高角和长山串联线以北并向西延伸至辽东海湾的这一海区(见图1)。这海区呈哑铃形,并被渤海海峡分成两部分。东部呈椭圆形,长轴约220里(每里约等于1.85公
In this paper, the northern part of the Yellow Sea refers to the sea area north of Shandong’s high-angle and Changshan series line and extends westward to Liaodong Bay (see Figure 1). The sea area is dumbbell-shaped and divided into two parts by the Bohai Strait. The eastern part is oval with its long axis about 220 miles (equivalent to 1.85 kilometers per mile