中国四大盆地.高原.平原地貌的特征（The four major basins in China. Characteristics of Plateau and plain landforms）.docVIP

中国四大盆地.高原.平原地貌的特征（The four major basins in China. Characteristics of Plateau and plain landforms） The four major basins in China refers to the Tarim Basin, Junggar basin, Qaidam Basin, Sichuan basin. Tarim Basin The Department of Uyghur language, meaning free rein of the horse. Tarim Basin is located in the Tianshan Mountains, Kunlun Mountains and the Pamirs, thing long 1500 kilometers, 600 kilometers wide north-south, an area of about 530 thousand square kilometers, accounting for about 1/3 of the area of the autonomous region. The pelvic floor with an average altitude of 1000 meters, is our country, is the worlds largest inland basin. The annular basin has obvious geographical zone, alpine foothills, gravel (Gobi) belt, alluvial plain zone (oasis and desert). In the middle of the Taklimakan desert area of nearly 330 thousand square kilometers, is Chinas largest desert. Junggar Basin Junggar basin is located in the north of Xinjiang, between the Tianshan and Al Taishan, was not an equilateral triangle, an area of about 380 thousand square kilometers, with an average altitude of 500 meters. The central part of the basin Guerbantonggute desert area of about 50 thousand square kilometers, is Chinas second largest desert. West End Alashankou basin and the Irtysh River Valley, the Atlantic water enters the north, has a great influence on the climate. Alluvial fan plain basin is vast, the newly reclaimed agricultural area. Qaidam Basin The Department of Mongolian, meaning salt marsh. The Qaidam Basin is located in the northwest of Qinghai Province, is surrounded by Altyn mountain, Qilian Mountains and the Kunlun Mountains of the great inland basin, an area of about 200 thousand square kilometers, 3000 meters above sea level is 2600. The northwestern small desert southeast of the distribution of many salt lake and salt marshes, including salt pond Chaerhan area of 1600 square kilometers, salt storage capacity of 250 tons, for the National Peoples consumption of about 8000