nacreous

英

美

adj.  珍珠母的，珍珠(质)的； 珍珠似的；有光泽的；灿烂的; 产生珍珠质的

医学

COCA.43255

英英释义

adj

• having a play of lustrous rainbow colors
  1. an iridescent oil slick
  2. nacreous (or pearlescent) clouds looking like mother-of-pearl
  3. a milky opalescent (or opaline) luster
  Synonym:iridescentopalescentopalinepearlescent
• consisting of or resembling mother-of-pearl

双语例句

• Spiral Nucleating Growth of Nacreous Layer on Pteria Penguin and Blister Pearl Controlled by Organic Matrix
  有机质调控下企鹅贝及其附壳珍珠的珍珠层螺旋生长成核
• The research present situation and advancement of growth structure of nacreous layer are discussed.
  对珍珠层生长结构的研究现状与发展趋势予以了综述和讨论。
• An iridescent oil slick; nacreous ( or pearlescent) clouds looking like mother-of-pearl; a milky opalescent ( or opaline) luster.
  彩色的浮油；看起来像珍珠母一样光芒四射的云彩；乳白色的、像珍珠一样的光泽。
• A brief introduction is given on the history, major types, characteristics, and uses of nacreous pigments.
  本文简述了珠光颜料的主要类型及特性。
• The temperature of phase transformation from PV nacreous layer to calcite is detected in 380 ℃. The phase transformation is a gradual thermodynamic process. No phase transformation is found from PV nacreous layer to calcite under 380 ℃ monitored by FTIR spectra.
  FTIR实验表明PV珍珠层文石向方解石转变的相变温度为380℃，相变是一个逐渐的热力学过程，低于380℃PV珍珠层文石未发现相变。
• Unusual Characteristics of FTIR Spectra of Aragonites from Nacreous Layers of Pearls and Bivalve Shells
  珍珠及贝壳珍珠层文石的异常红外光谱特征
• As ground time prolongs, synthetic aragonite in liquid and cavernous aragonite monitored by DSC show some regularity in phase transformation from PV nacreous layer to calcite under intensive vibrating mill. At the beginning, it is observed that the phase transformation is endothermic;
  强烈的机械振动研磨液相合成文石和洞穴文石后，DSC实验表明：随着时间的延长，文石→方解石的相变具有一定的规律性。
• As a result, the spiral growth structure of nacreous layer is produced by the periodically alternative growth of aragonite and organic matrix in the time and space.
  有机质与文石微晶在时间和空间上的螺旋交互生长具有周期性，从而产生珍珠层表面的这种结构形态。
• The SEs were rich in mitochondria, P type plastids, and some SEs had nacreous wall.
  筛分子内有较丰富的线粒体、P型质体，有些筛分子有珠光壁。
• Titanium dioxide-coated mica nacreous pigments are widely used in nacreous pigments.
  在珠光颜料中，应用最广的是新近发展的云母钛珠光颜料。