“umpire”的概念、定义、翻译、参考文献-科学参考

单词	umpire
释义	umpire [`ǝm´pīr] ^{MINING ENGINEERING} An assay made by a third party to settle the difference in assays made by the purchaser and the seller of ore.
随便看	augend augen kohle augen schist augen structure auger auger bit auger boring Auger coefficient auger conveyor auger drilling Auger effect Auger electron Auger electron spectroscopy auger mining auger packer Auger recombination Auger shower Auger transition auget augette augite augitite augitophyre augmentation augmentation correction

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