发表于2024-12-19
Flexible and Rigid 2024 pdf epub mobi 电子书
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This book looks at the difference between flexible and rigid objects, and how flexible and rigid objects can be useful in everyday life. Topics covered include: paper and cardboard, thick and thin, bending and breaking, wood that can bend, and brittle mate
Flexible and Rigid 2024 pdf epub mobi 电子书