“Bierbaum scratch hardness test”的概念、定义、翻译、参考文献-科学参考

单词	Bierbaum scratch hardness test
释义	Bierbaum scratch hardness test [`bir´bau̇m ¦skrach `härd·nǝs ´test] ^ENGINEERING A test for the hardness of a solid sample by microscopic measurement of the width of scratch made by a diamond point under preset pressure.
随便看	Procyonidae prod prod cast prodelta prodelta clay Prodinoceratinae prod mark prodrome producer producer gas producer's risk producing gas-oil ratio producing horizon producing reserves product product bundle product demodulator product design product detector Productinida production production control production-decline curve production engineering production model

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