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一、基本情况贵州省地处亚热带湿润地区,总面积约17.4万平方公里,山地半山地约占89%,达百亩以上的高原小盆地(当地称坝子)仅占2.39%,除威宁县有少许高原面外,整个地貌景观基本上是岗岭纵横、山峰林立、河流深切、坡陡土薄、植被复盖率低,号称“八山一水一分田”。构成贵州大地的岩层主要为沉积岩类,仅在省东部分布有少许变质岩,西部出露有零星的岩浆岩。在广而深厚的沉积
First, the basic situation Guizhou Province is located in the subtropical humid areas, with a total area of about 174,000 square kilometers, mountainous and semi-mountainous area accounts for about 89%, up to a hundred acres of Plateau small basin (locally called Bazi) accounted for only 2.39% A little plateau surface, the entire landscape is basically Kong Ridge vertical and horizontal peaks, deep rivers, steep slopes of thin, low coverage of vegetation, known as the “eight mountains of water and a field.” The rock formations that make up the earth in Guizhou are mainly sedimentary rocks, with only a few metamorphic rocks distributed in the eastern part of the province and sporadic magmatic rocks in the western part. In a wide and deep deposition