Language:Chinese.Paperback. Pub Date: 2015-1-1 Pages: 140 Publisher: Hebei Children's Publishing textbook knowledge of the title card will conduct a comprehensive. systematic optimization of the design and layout combinations. followed the progress of teaching. students quickly improve port operator. mental arithmetic . quick calculation of basic skills and techniques and computing power.
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Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Language:Chinese.Paperback. Pub Date: 2015-1-1 Pages: 140 Publisher: Hebei Children's Publishing textbook knowledge of the title card will conduct a comprehensive. systematic optimization of the design and layout combinations. followed the progress of teaching. students quickly improve port operator. mental arithmetic . quick calculation of basic skills and techniques and computing power. Seller Inventory # CR027695