胶州湾的成因及演变

胶州湾为一断陷盆地，棋盘格式构造起着主要控制作用。燕山运动晚期奠定了构造格局，全新世海侵形成了今日海湾面貌。该文对盆地形成的火山成因观点提出不同看法，对指导本区域找水、找矿、预防地震等灾害均有重要意义。

Evolution and Formation Causes of Jiaozhou Bay

Jiaozhou Bay is a fault basin and the chess board structure has played the main control role in its formation. This structural pattern was established in the later period of Yanshanian Movement. It evolved and showed the present features by Holocene transgression. This paper presents a different view from the volcanic cause of formation in the basin formation. And the study is of significance in prospecting water and mine, taking precautions against natural disasters such as earthquakes.