| 单词 | densitometries |
| 释义 | dense /dens/adjective
ORIGIN: L dēnsus thick, dense denseˈly adverb denseˈness noun densˈifīer noun densˈify transitive verb To increase the density of (wood, etc) by compression densimˈeter noun An instrument for measuring the relative density or the closeness of grain of a substance densimetˈric adjective densimˈetry noun densitomˈeter noun An instrument for measuring the optical transmission or reflecting properties of a material, in particular the optical density of photographic images densitometˈric adjective densitomˈetry noun densˈity noun
dense-media process noun (mining) A method of separation in which dispersion of a heavy mineral in water separates lighter (floating) ore from heavier (sinking) ore density gradient centrifugation noun (biology) The separation of cells, cell components or complex molecules on the basis of their density differences by centrifuging them to their density equilibrium positions in gradients established in appropriate solutions |
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