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TRAINING AID FOR DEMONSTRATING NATURE OF DEFORMATION FORMATION
TRAINING AID FOR DEMONSTRATING NATURE OF DEFORMATION FORMATION
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机译:演示变形形成性质的培训工具
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摘要
the invention относитс training пособи м and.может be used to нример, in the learning process нрн study courses of physics and сопротивлени materials.a training device позвол ет to paddy of solid bo
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