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

• 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。
• 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。
• 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。
• 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。
• 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。
• Effects of different densities and nitrogen application techniques on yield and population quality of super-high-yield wheat
  密度和氮肥运筹对超高产小麦产量和群体质量的影响
• 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。
• 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。
• On the basis of this result, the phonon structure is studied, along with calculation of the energy levels and state densities of phonons.
  以此为基础，研究了简立方纳米晶体颗粒的声子结构，计算了其声子能级和声子态密度。
• At the same time, the screening cultivars and densities, and testing the effect of different N, P, K ratios were conducted.
  同时进行了品种和密度筛选和不同氮、磷、钾配比效果试验。