The second step consists of the Inner Mongolia, loess and Yunnan-Guizhou plateaus, and the Tarim, Junggar and Sichuan basins, with an average attitude of 1,000 meters.

• 第二个台阶是由内蒙古高原、黄土高原、云贵高原和塔里木盆地、准噶尔盆地、四川盆地构成，平均海拔1000米左右。