教材是课程的载体，是课程标准的具体化。
Teaching materials are the carrier of the course, the embodiment of course criteria.
教材是课程内容的具体化，教材质量的高低直接影响一门课程目标的实现和功能的发挥。
Textbooks are the specific content of courses, the quality of which wilt directly affect functions of the courses.
教材是课程内容的具体化，教材质量的高低直接影响一门课程目标的实现和功能的发挥。
Textbooks are the specific content of courses, the quality of which wilt directly affect functions of the courses.
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