“Young’s modulus”的概念、定义、翻译、参考文献-科学参考

单词	Young’s modulus
释义	Young’s modulus Encyclopedia 理学材料力学性能释 Young’s modulus杨氏模量材料单向拉伸时，在弹性变形阶段内应力与应变的比值。可视为线弹性范围内应力应变曲线的斜率，其值表征材料抵抗弹性变形的能力，是表征材料力学性能的重要参数之一。又称弹性模量。
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