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answerhappygod
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( 50 155 What could happen if an elastomer is pulled in tension to twice its length and held under that stress for a long period of time les, several years)? Make sure to comment on any changes that could occur to the material's physical mechanical, or chemical properties. 维拉里入些文工日 表格 12pt 19 0个字 />
( 50 155 What could happen if an elastomer is pulled in tension to twice its length and held under that stress for a long period of time les, several years)? Make sure to comment on any changes that could occur to the material's physical mechanical, or chemical properties. 维拉里入些文工日 表格 12pt 19 0个字 />