density

英 [ˈdensəti]

美 [ˈdensəti]

n.  密集; 稠密; 密度; 浓度; 密度(固体、液体或气体单位体积的质量); 密度(磁盘存储数据的可用空间)

复数：densities　

CET4CET6考研TOEFLIELTSTEM4TEM8化学

Collins.1 / BNC.3745 / COCA.4513

牛津词典

noun

• 密集；稠密；密度；浓度
  the quality of being dense ; the degree to which sth is dense
  1. population density
     人口密度
  2. low density forest
     低密度森林
• 密度（固体、液体或气体单位体积的质量）
  the thickness of a solid, liquid or gas measured by its mass per unit of volume
  1. the density of a gas
     一种气体的密度
• 密度（磁盘存储数据的可用空间）
  the amount of space available on a disk for recording data
  1. a high/double density floppy
     高密度 / 双密度软盘

柯林斯词典

• N-VAR 密度;稠密;密集
  Densityis the extent to which something is filled or covered with people or things.
  1. ...a law which restricts the density of housing...
     限制房屋密集程度的法规
  2. The region has a very high population density.
     该地区的人口密度很高。
  3. ...areas with high densities of immigrant populations.
     移民人口稠密的地区
• N-VAR （物质或物体的）密度
  In science, thedensityof a substance or object is the relation of its mass or weight to its volume.
  1. Jupiter's moon Io, whose density is 3.5 grams per cubic centimetre, is all rock.
     密度为每立方厘米 3.5 克的木星卫星木卫一上遍布岩石。

英英释义

noun

• the amount per unit size
  Synonym:denseness
• the spatial property of being crowded together
  Synonym:concentrationdensenesstightnesscompactness

双语例句

• These attributes include the density of the object and the friction.
  这些属性包括物体的密度和摩擦力。
• The deformation dislocation density and martensite microstructure were also analysed by TEM.
  采用TEM对形变位错密度以及马氏体组织进行了分析。
• Only in this way can we calculate the enthalpy and fly ash density in the flue gas.
  否则，无法计算烟气焓和烟气中飞欢浓度。
• High density resistivity method is applied widely in the field of engineering, and the good effect is gained.
  高密度电阻率法在工程领域得到了广泛的应用，并取得了良好的效果。
• Density estimation technique and hill-climbing strategy are used to define and extract image database clusters and categorization.
  然后采用密度估计技术和爬山策略，定义和提取图像数据库的聚类以及归类。
• It can reverse the tendency of the skin to wrinkle and decrease wrinkle volume and density.
  可以增进皮肤组织的坚实和弹性，逆转皮肤的皱纹，减少皱纹面积和皱纹密度。
• The aircraft was flying above the density of the fog.
  飞机在浓雾上方飞行。
• To increase the rack density, IBM created a new modular water cooling and distribution system.
  为了提高机架密度，IBM开发了一种新的模块化水冷和分布系统。
• The region has a very high population density.
  该地区的人口密度很高。
• Reflectivity depends on the velocity and density of rocks.
  反射能力取决于岩面的速度和密度。