| 摘要 |
The set of construction blocks (1) consists of at least two types: thin and fat cylindrical blocks both of a required length and formed of cylindrical rolls of paper. The internal diameter enables the thin cylindrical block to fit into a central hollow part in the fat cylindrical block. One side surface of the fat cylindrical block has a hole (12,13) for the thin cylindrical block. A set of support plates (19,11) has shaft-holes |
