The 9th-grade drafting workbook by V.N. Vinogradov focuses on technical drawing, featuring exercises in geometric construction, orthographic projections, and sectional views, with digital versions available for reference. Solutions for these tasks, commonly used for verification, focus on mastering 3D projection and GOST standard compliance. For reference materials, visit Scribd .
Виноградов В.Н. - Черчение. Рабочая Тетрадь. 9 Класс. - 2017 - Free download as PDF File (.pdf) or read online for free. В.И. Вышнепольский - Рабочая The 9th-grade drafting workbook by V
Виноградов В.Н. - Черчение. Рабочая Тетрадь. 9 Класс. featuring exercises in geometric construction