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新课标教材《地理》七年级下册(人教版)第八章东半球其他的国家和地区第二节欧洲西部【概念释义】▲欧洲西部是指欧洲的西半部,按地理位置,习惯上,又可分为北欧、西欧、中欧、南欧4部分。读教材图8.15。▲峡湾海岸地区被许多切入海岸以内,很深的、狭窄而弯曲的海湾所分隔,这种海湾称为峡湾。世界上最典型的峡湾是斯堪的纳维亚半岛西侧的峡湾(挪威境内)。(1)成因地质年代第三纪时,受阿尔卑斯造山运动影响,斯堪的纳维亚半岛酉坡发生强烈的构造断裂之后在第四纪冰川时期,斯堪的纳维亚半岛为大陆冰川中心,受冰川和流水的强烈侵蚀切割,形成许多冰川谷。后因海水上升,陆地下沉,海水淹没冰川谷,形成了峡湾。(2)特点轮廓曲折幽深,宽度小,海湾长而陡,海岸和海底有冰川痕迹,岛屿和半岛多。
The new curriculum standard textbook “Geography” The seventh grade (PEP) The eighth chapter The other countries and regions in the Eastern Hemisphere Section second western Europe [concept of interpretation] ▲ western Europe refers to the western half of Europe, according to the geographical location, customs On, can be divided into northern Europe, Western Europe, Central Europe, southern Europe 4 parts. Reading materials Figure 8.15. ▲ The fjord coast is separated by many deep, narrow, curved bays cut into the shoreline. This bay is called a fjord. The world’s most typical fjord is the fjord west of Scandinavia (in Norway). (1) Genesis During the Tertiary Period of the Geological Age, after the intense tectonic fault occurred on the western slope of the Scandinavian Peninsula under the influence of the Alps orogeny, during the Quaternary glaciation, the Scandinavian Peninsula was the center of the continental glacier , Cut by the intense erosion of glaciers and flowing water, forming many glacier valleys. After the sea because of rising, land subsidence, sea ice flooded Glacier Valley, formed a fjord. (2) Characteristics of the deep twists and turns, narrow width, the bay is long and steep, there are traces of glaciers on the coast and sea, more islands and peninsulas.