interchange of material

美 [ˈɪntərtʃeɪndʒ əv məˈtɪriəl]英 [ˈɪntətʃeɪndʒ ɒv məˈtɪəriəl]
  • 网络物质交换
interchange of materialinterchange of material
  1. The author raises that the teachers should compile teaching material , and establish the interchange system of teaching material of the deferent styles .

    本文建议经济数学教学大纲要分层次,并鼓励教师自编教材,允许不同风格的教材进行交流与创。