“penetration hardness”的概念、定义、翻译、参考文献-科学参考

单词	penetration hardness
释义	penetration hardness [´pen·ǝ`trā·shǝn ´härd·nǝs] See <<indentation hardness>>
随便看	drainage density drainage divide drainage gallery drainage lake drainage pattern drainage point drainage ratio drainage system drainage well drainage wind drain tile drain valve drain wire Drake equation DRAM dram dram ap drape forming Draper catalog Draper effect draping draught draught stop DRAW draw

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