Isbn: 9787305100901 (1 résultats)

paperback. Etat : New. Language:Chinese.Paperback. Pub Date: 2014-5-1 Pages: 140 Publisher: Nanjing University Press. in order to improve pupils port operator. mental arithmetic. basic computing skills and the ability to speed calculation. we organized a group with extensive experience in teaching elementary school mathematics teachers to prepare frontline The title card of the port operator. The title card is closely linked to teaching. the kinds of questions is consistent with the textbook content. Will conduct a.…