“hardness testing”的概念、定义、翻译、参考文献-科学参考

单词	hardness testing
释义	hardness testing Encyclopedia 理学﹝材料与结构力学试验﹞释 hardness testing硬度试验测量材料软硬程度的试验。硬度反映材料抵抗压头压入变形的能力，与材料的力学性能和加载方式相关。
随便看	symmetric center symmetric channel symmetric composition symmetric computer symmetric cone symmetric configuration symmetric connection symmetric continuous group symmetric coordinate symmetric coupling symmetric covariant tensor symmetric cryptographic algorithm symmetric cryptosystem symmetric cubic graph symmetric derivative symmetric derived number symmetric design symmetric determinant symmetric difference symmetric difference metric symmetric difference of events symmetric difference of graphs symmetric difference of sets symmetric differential form symmetric distance function

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