Isbn: 9787303233830 - 机械制图与cad习题集 (1 risultati)

paperback. Condizione: New. Paperback.Pub Date:2020-01-01 Pages:56 Language:Chinese Publisher:Beijing Normal University Press The whole book is based on project teaching. emphasizes the explanation of basic knowledge. rigorous narrative. and good results. The concept and method.?The necessary proofs of theorems also try to avoid tediousness.?The book is based on the six items of National Standard for Mechanical Drawing'GB'. Disc Cover Parts. Sleeve Parts. Boxes and Bracket Parts. Standard Parts and Common Parts and Asse.…