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

• 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。
• 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。
• XRD and FTIR Spectra Characteristics of Nacreous Layer in Perna Viridis
  翡翠贻贝珍珠层的XRD和FTIR光谱特征
• We have a splendid national culture. a magnificent display of nacreous clouds
  我们有灿烂的民族文化。蔚为壮观的一大片灿烂的云
• 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。
• Preparation of Mica Nacreous Pigment by Urea Neutralization Method
  尿素中和法制备云母珠光颜料的研究
• Special Growth Morphology and Genesis of Nacreous Layer of Hyriopsis Cumingi from E 'zhou, Hubei Province
  蚌壳珍珠层的特殊生长形态和成因探讨&以湖北鄂州梁子湖淡水三角帆蚌为例
• 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 unusual characteristics of ν_2 vibrational frequency of aragonites from nacreous layer is probably resulted from the low crystallinity, crystal lattice distortion and nanometer size of aragonites.
  珍珠和贝壳珍珠层文石这种异常的红外光谱频移特征可能与这类生物成因文石的低结晶度、纳米粒径及晶格畸变有关。