珍珠质 产在珍珠贝类和珠母贝类软体动物体内，由于内分泌作用而生成的
绿贻贝贝壳主要包含珍珠质（Nacre）层和肌棱柱层；两者的碳酸钙晶体构型均采取了文石构型；在后闭壳肌-贝壳连接部位，肌肉与贝壳碳酸钙晶体之间由一层有机质膜连接且...
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... nacreouslayer珍珠层 nacrum珍珠质 NAD=nicotinamideadeninedinucleotide烟酰胺腺嘌呤二核苷酸；辅酶 ...
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Secondly, we conducted an in vitro experiment to simulate the growth of aragonite on nacre surface via the vapor diffusion method in the absence of any other additional additives.
其次，本文采用传统的气相扩散方法，在没有任何添加剂的溶液中，进行了珍珠质基底上CaCO_3晶体的体外沉积实验。
参考来源 - CaCO·2,447,543篇论文数据，部分数据来源于NoteExpress
本文研究河蚌外套膜组织培养细胞分泌珍珠质的药理作用。
The pharmacological function of nacrum secreted by cultured pallium cells of a freshwater oyster was examined.
那粒沙子被她珍珠质的泪水包住了，再也不能碰伤她：它变得光滑，而且不再伤人。
Covered by her nacre tears, the grain of sand could not hurt her anymore: it had become smooth and harmless.
牡蛎会尽职尽忠地为自己腹中的小珠子包裹上一层又一层的珍珠质。 比起那些要从小沙粒开始慢慢成长的珍珠，人工的方法明显会节省很多时间。
The oyster dutifully coats the little marble with anouter layer of pearl and much time is saved not having to grow each pearl upfrom the size of a sand grain.
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