Unleash your creativity with this B&W realistic drawing tutorial, designed for both beginners and advanced artists. Learn how ...

A pattern of tabs and slots can be created with controls for quantity, size, shape, and various offsets for location and ...

SolveSpace is a free, open-source CAD tool that fits in 1MB, with a full 3D solver, parametric sketching, and a browser-based version.

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Abstract: With the wide application of CAD drawings in architecture, engineering and manufacturing, the drawing restoration task has become an important challenge to improve the quality and accuracy ...

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