“coarse roll”的概念、定义、翻译、参考文献-科学参考

单词	coarse roll
释义	coarse roll [`kȯrs `rōl] ^{MINING ENGINEERING} A large roll for the preliminary crushing of large pieces of ore, rock, or coal.
随便看	free-air gravity anomaly free-air ionization chamber free-air temperature free ascent free association free atmosphere free atom free balloon freeboard freeboard deck free-burning coal free carbon free charge free convection free convection number free crushing free-cutting steel free cyanide free diving freedom to mine free-drop free electromagnetic field free electron free-electron laser free-electron paramagnetism

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