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

• 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。
• 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。
• 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。
• 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
• These are the probability densities, right?
  这就是概率密度，对吗？
• 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。
• Finally, the positive column is reached where electrons and ions have equal densities.
  最后到达的区域是正柱区，这里，电子和离子具有相等的密度。
• At all carrier densities, the relation between emission intensity and difference of the quasi Fermi energies is maintained.
  在任何载流子密度条件下，辐射强度与准费米能级差的关系保持不变。
• In both of these examples, relevant marginal posterior densities can be computed via one-dimensional numerical integrations.
  在这两个例子中，相关的少量的后部密度可以通过一维数字综合化被计算。
• And the parameters of the geometry, atomic net charges, and the atomic frontier electron densities were obtained.
  得到了分子的几何构型和各原子上的电荷分布以及前沿分子轨道能级。