densities

英 [ˈdɛnsɪtiz]

美 [ˈdɛnsətiz]

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)
density的复数

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。

双语例句

• The relative densities of flavors were determined by pycnometer ( standard method) and densimeter.
  日前测定香精密度的方法主要有标准传统法（上标[1]）－比重瓶法和密度仪法。
• Combination-A densitometer that measures both reflection and transmission densities.
  结合-密度计的措施都反射和透射密度。
• Following the American model of car dependence is simply not possible because of high densities and inadequate space.
  由于人口的高密度和空间的不足，照搬美国依赖汽车的模式显然是不可能的。
• Study on Growing Effects of Astragalus membranaceus with Different Planting Densities and Leaf Fertilizers
  密度与叶面肥对黄芪生长影响的研究
• They both had bone densities of a77-year-old woman.
  有一对23岁的双胞胎姐妹参加了我们的研究项目，她们的骨密度相当于一个77岁老妇的骨密度。
• In this definition, the contrast is given by the ratio of two light densities.
  对比度定义为两个光密度之比。
• On the other hand, X-rays do not distinguish well between tissues of similar densities.
  另一方面在密度相似的组织之间x射线不能很好地区分。
• The research results show that the linewidth, radical densities and maximum reflectance of disturbed coals are increased.
  结果表明，构造煤的顺磁共振谱图线宽、自由基浓度和最大反射率值增高。
• Costs and returns for orchards at the above densities were examined by the cash flow method of analysis.
  上述密植园的成本和收益是用现金周转分析方法决算出来的。
• Undergrowth Vegetation and Soil Properties of Pinus massoniana with Different Densities
  不同密度马尾松林下植被和土壤性质