“grinding pebbles”的概念、定义、翻译、参考文献-科学参考

单词	grinding pebbles
释义	grinding pebbles [`grīn·diŋ ´peb·ǝlz] ^ENGINEERING Pebbles, of chert or quartz, used for grinding in mills, where contamination with iron has to be avoided.
随便看	logical function logical gate logical instruction logical multiplication logical page logical record logical security logical shift logical sum logical symbol logical unit logic-arithmetic unit logic bomb logic card logic chip logic circuit logic design logic diagram logic element logic error logic gate logic high logic level logic low logic operation

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