“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	nitrogen-free extracts nitrogen in coal nitrogen inversion Nitrogen isotope Geochemistry Nitrogen loss from body surface nitrogen metabolism nitrogen mineralization nitrogen monoxide nitrogen monoxide synthase nitrogen monoxide synthase (NOS) nitrogen narcosis nitrogen nutrition in plant nitrogenous hormone nitrogenous oxygen demand nitrogenous substances nitrogen oxide nitrogen oxide analyzer nitrogen-oxide analyzer Nitrogen Oxide Cycles Nitrogen oxide gas nitrogen oxide monitoring in ambient air nitrogen oxides nitrogen oxides decomposition catalyst nitrogen oxides pollution nitrogen oxides sensors

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