其中地理课程与教材的研究、地理教学方法的研究以及地理教学媒体的研究投入力量较大；
In these, the researches on geography curriculum and textbooks, teaching methods and media are more than others;
特别是在学生的航空教育方面，除了安排学生参访飞行表演及航空基地外，在学校课程与教材上也多有相关的内容介绍。
The aviation education, especially, was incorporated with not only attending air shows and visiting airbases, but also the relevant instructions and materials in schools.
该公司补充说，与传统的纸质教材相比，其数字课程材料为学生节省了高达60%的费用。
Its digital course materials save students up to 60% compared to traditional printed textbooks, the company added.
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