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单词 relative density
释义

Definition of relative density in English:

relative density

noun
Chemistry
  • The ratio of the density of a substance to the density of a standard, usually water for a liquid or solid, and air for a gas.

    Example sentencesExamples
    • I used relative basal area as a measure of importance, because that value is less influenced by differences in sampling procedure than is relative density.
    • The average importance value for each tree species in each plot was calculated as the mean of the relative basal area and the relative density.
    • Hemlock decreased in relative dominance but increased in relative density in both sites where it was present.
    • For ground, sub-canopy and shrub vegetation, importance values were calculated using relative cover, relative frequency and relative density.
    • The position at which influent water penetrates the lake water depends on the relative densities of the water masses.
    • However, the relative density of this species was negatively correlated with tree age in the sapling layers of abandoned agriculture plots.
    • Most species changed little in relative density or basal area.
    • ‘Acceleration is dependent on the relative density of the ‘host’ mass‘
    • The layers would reflect the relative density of the crystals and the order of crystallization.
    • We used seedling density values to calculate the relative density of each species.
 
 

Definition of relative density in US English:

relative density

nounˈrɛlədɪv ˈdɛnsədi
Chemistry
  • another term for specific gravity
    Example sentencesExamples
    • Hemlock decreased in relative dominance but increased in relative density in both sites where it was present.
    • I used relative basal area as a measure of importance, because that value is less influenced by differences in sampling procedure than is relative density.
    • However, the relative density of this species was negatively correlated with tree age in the sapling layers of abandoned agriculture plots.
    • The position at which influent water penetrates the lake water depends on the relative densities of the water masses.
    • The layers would reflect the relative density of the crystals and the order of crystallization.
    • For ground, sub-canopy and shrub vegetation, importance values were calculated using relative cover, relative frequency and relative density.
    • Most species changed little in relative density or basal area.
    • We used seedling density values to calculate the relative density of each species.
    • The average importance value for each tree species in each plot was calculated as the mean of the relative basal area and the relative density.
    • ‘Acceleration is dependent on the relative density of the ‘host’ mass‘
 
 
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更新时间:2024/12/23 13:59:04