一、教材简析纵观本节教材,可以看出从以下三个方面阐述了学习重点:位置、范围、人口、面积等方面属于“基本概况”;“干旱为主的自然景观”中主要介绍了本区干旱的成因、干旱对区域地理环境要素的制约与影响;畜牧业基地、灌溉农业、地下宝藏、生态环境、交通与城市等,主要介绍了干旱的环境、丰富的资源对 First, a brief analysis of teaching materials Throughout this section of teaching materials, we can see that the following three aspects elaborated the learning focus: position, scope, population, area and other aspects are “basic profile”; “drought-based natural landscape ” It mainly introduced the causes of the drought in the region, the constraints and impacts of drought on the regional geographical environment, livestock husbandry bases, irrigated agriculture, underground treasures, ecological environment, transportation, and cities. It mainly introduced the arid environment and abundant resources.