“Humphrey's spiral”的概念、定义、翻译、参考文献-科学参考

单词	Humphrey's spiral
释义	Humphrey's spiral [`hǝm·frēz ´spī·rǝl] ^{MINING ENGINEERING} An ore concentrator consisting of a stationary spiral trough through which ore pulp gravitates; heavy particles stay on the inside and lighter ones climb to the outside.
随便看	bituminous distributor bituminous grout bituminous lignite bituminous paint bituminous rock bituminous sand bituminous sandstone bituminous shale bituminous wood bit zone biunique correspondence biuret bivalent bivalent antibody bivalent chromosome bivalve Bivalvia bivane bivariate distribution biventer bivittate bivium bivoltine bivouac bixbyite

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