查询词典 nacreous

As the defense mechanism, the oyster production is called the nacreous layer one material result form nearby the intruder the lamination stack, the creation pearl.

作为防御机制，生产的牡蛎被称为珍珠层材料的结果之一形式附近的入侵者的复合叠加，创造珍珠。

To be noticed that the spiral grains on the surface of nacreous layer of Hyriopsis schiegeli shells and its pearls are rarely found in other fresh water cultured pearls.

值得注意的是，在池蝶蚌贝壳及其珍珠的珍珠层表面出现螺旋状纹理，这种现象在其它的淡水珍珠（如三角帆蚌贝壳及其珍珠）中极为少见。

Nacreous clouds form when the fading light at sunset passes through tiny ice crystals blown along by a strong jet of stratospheric air.

珍珠云是由于日出时的太阳光穿过被一股强气流吹起的冰晶体时形成的。

It is not only important material for mica titanium nacreous pigment, high grade paint, pigment and cosmetic, but also the stuffing of plastic and rubber.

在生产过程中，我们以水为介质，保护了云母鳞片的晶面光泽，加工出来的云母粉，棱边清晰、折射性好，附着力强，径厚比大，并容易分散于许多液体中，是云母钛珠光颜料的重要基料，高档油漆、涂料、化妆品的功能性体质颜料、塑料、橡胶的优良填充料。

The surface morphology of the nacreous layer on different parts of Pteria Penguin and blister pearl from Sanya, Hainan Province, are observed directly by using environmental scanning electron microscope .

采用环境扫描电子显微镜和高分辨透射电镜对海南三亚企鹅贝及其附壳珍珠不同部位的结构特征进行研究，并配合稀盐酸0。

Brush - off effect and nacreous effect, in the aspects of their origination, basic, principle and finishing operations, with illustration of formulations and finishing procedures.

本文扼要介绍皮革整饰苯胺效应、油变效应、擦色效应和珠光效应四种时尚效应的大致由来、基本原理和加工要旨，并列举工艺配方、操作示例。

The results of expanding treatment and colour fixation treatment show that the concentration of expanding solvent including benzenne and ammonia decreased by distill water can reduce the damage to the nacreous layers of pearls, especially for loose layers of pearl samples.

在对珍珠染色的膨化处理和固色处理中发现，使用蒸馏水降低膨化剂中苯和氨水的浓度，可以降低化学试剂对珍珠层的破坏，对珍珠层质地较疏松的珍珠尤为有效。

Nacreous layer of shell ; pearl ; FTIR spectrum ; frequency shift

贝壳珍珠层；珍珠； FTIR光谱；频率位移

The surface morphology of the nacreous layer on different parts of Pteria Penguin and blister pearl from Sanya, Hainan Province, are observed directly by using environmental scanning electron microscope.

研究结果表明，该地区海水成因的珍珠层中有机质薄膜对珍珠层的螺旋生长成核和结晶取向起到了严格的调控作用，它为文石或方解石晶体的生长提供一个有效的定位或成核中心；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。

Nacreous clouds form when the fading light at the sunset passes through tiny ice crystrals blown along by a strong jet of stratospheric air.

贝母云的形成是，在日落时分，当逐渐暗淡的光线穿过由平流层的强大喷射力吹来的碎小的冰晶。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。