기능

• "Dots" evenly spaced on the border and "small dots" in the line. By making good use of the two dots, you can draw diagrams and tables in an easy-to-understand way.
• Features/1. A small dot marks a curve graph. 2. Small dots are used to mark complex diagrams such as schematics. 3. You can use small dots to represent small numbers, such as a line chart. 4. The beginning of the sentence is arranged neatly. 5. It marks the vertices of shapes and the borders of tables. 6. Even with a short ruler, the line can be drawn straight to the end. 7. You can use the dot as a mark to apply the document neatly. 8. You can arrange the letters neatly even with vertical writing.
• Uses a strong back cloth and a wireless closure that is hard to break.