Learn physics with interactive 3D models, real experiment videos, and animated explanations. Access思维导图 for review, watch knowledge videos, and complete同步练习 for practice.
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Browse 3D models and CAD drawings
View and navigate 3D models in various formats including , STL, OBJ, and DWG. Rotate, zoom, and adjust models for detailed inspection. Share models via cloud services. Collaborate on designs with team members. Export views as images or PDFs.
