dispersion

英 [dɪˈspɜːʃn]

美 [dɪˈspɜːrʒn]

n.  分散; 散开; 散布

复数：dispersions　

化学

BNC.16714 / COCA.16078

牛津词典

noun

• 分散；散开；散布
  the process by which people or things are spread over a wide area

柯林斯词典

• N-UNCOUNT 分散;疏散;驱散;散布
  Dispersionis the spreading of people or things over a wide area.
  1. The threat will force greater dispersion of their forces.
     恫吓将迫使他们把兵力铺得更广。

英英释义

noun

• the act of dispersing or diffusing something
  1. the dispersion of the troops
  2. the diffusion of knowledge
  Synonym:dispersaldisseminationdiffusion
• the spatial or geographic property of being scattered about over a range, area, or volume
  1. worldwide in distribution
  2. the distribution of nerve fibers
  3. in complementary distribution
  Synonym:distribution
• spreading widely or driving off
  Synonym:scattering

双语例句

• A polarization-mode dispersion ( PMD) measurement system using a pair of polarization-state generators ( PSGs) is demonstrated.
  采用一对偏振态发生器（PSG）构建了一套偏振模色散（PMD）测量系统。
• The research in this paper includes the line-scanning interferometric system, grating spectral dispersion system, CCD im.
  本文提出了一种基于光谱色散线扫描的干涉型纳米表面三维在线测量系统，并进行了实验研究。
• The spectrum and pulse autocorrelation trace evolution with intracavity dispersion are investigated by adjusting the insertion of intracavity wedge.
  通过调节腔内光楔的插入量，研究了锁模光谱与自相关曲线随腔内净色散的演化过程。
• The inorganic flame retardant was surface modified to enhance compatibility and dispersion within the polymer.
  对无机阻燃剂进行表面改性，从而提高其与高分子聚合物的相容性和分散性。
• The expression of dispersion interaction energy of three dimensional oscillating dipoles with different frequency and polarization is derived.
  对两个振动频率与极化系数不同的三维振子的色散作用能给出了一种简明的推导。
• The lattice vibrations of one-dimensional coupled monatomic chain and the dispersion relations are studied.
  研究了一维耦合单原子链晶格振动以及色散关系。
• It elaborates gas and vapor explosion, as well as gas dispersion modeling, using examples for applied methods.
  通过一些实用方法的例子，阐述了气体和蒸气爆炸和气体扩散模型。
• The mechanism of electroless composite plating and the dispersion mechanism of surfactant in electroless composite plating were discussed.
  对化学复合镀机理及表面活性剂在化学复合镀中的分散机理进行了探讨。
• The principle of target miss identification in azimuth and the dispersion area of warhead fragment were studied.
  研究了目标脱靶方位识别原理，分析了定向战斗部破片动态飞散区的散布特性。
• The description of atmospheric dispersion phenomena remains quasi-empirical and statistical.
  大气扩散现象的说明仍然是准经验性的和统计性的。