变色的

With the coordinated interacton of the abrasive particles in dentifrice, can it abrade or corrode dental restorations made from titanium and change their luster and color so as to influence their appearance and long-term use.

含氟牙膏中一般含有氟化钠或单氟磷酸钠，pH值低于7，在摩擦剂的协同作用下是否对口腔中钛制修复体有磨损和腐蚀作用，使其发生失泽和变色，以致影响它的美观和长期使用？

Contain the hyacinth bean of many black glucoside and corpuscular agglutinin and kidney bean, when edible must squashy become angry

含有大量的皂甙和血球凝集素的扁豆和四季豆，食用时一定要熟透变色

Change of the environmental factors is of certain influence to changes of animal body color.

环境因素对动物的变色有一定的影响。

A series of thermochromism complex made of bromocresolpurple, boracic acid ,carboxyl acid and its ramification were prepared.

制备了溴甲酚紫-硼酸、羧酸及其衍生物系列热变色复配物，考察其配比、填料的种类与用量、光照、高温等因素对其热色性能的影响。

There is only one Schiff base chromophore in its molecules and it has less innermolecular strains.

由以上分析可见，化合物的分子结构对化合物的光致变色性质存在着影响。

Vol.. The mechanism of the coloration reaction is discussed in detail.

本文对变色作用的反应机理进行了详细的讨论。

The electrochromic properties were measured in a three-electrode cell with a 1 mol/L LiClO4 /propylene carbonate electrolyte by spectrophotometer and electrochemical work station.

采用溶胶-凝胶工艺，在镀有ITO透明电极的聚对苯二甲酸乙二酯基体上制备了MoO3电致变色薄膜。

This product has an excellent resistance to UV rays and it is available in solid form.

本品有极强抗紫外线辐射的效能，长久不会变色，本品为固体状形态。

Chapter 2: Four kinds of condensations of aromatic amine with benzaldehyde derivatives were obtained by solid phase synthesis. Their structures were identified by element analysis and 1H NMR spectroscopy. Their SHG properties, fluorescent and thermochromic properties were also tested.

第二章：通过室温固相反应合成了四类苯甲醛缩芳胺希夫碱衍生物，用元素分析和核磁共振对其结构进行了确定，并测试了它们的非线性性质、荧光性质以及热致变色性质。

If done improperly or on someone with sensitive skin, extractions can cause broken capillaries and discoloration.

如果这样做不当或某人敏感的皮肤，提取物可引起毛细血管破裂和变色。

I will endeavour to find you some assistance.

我尽力帮你找人帮忙。

At first I only know bruck is the idol of American younglings, afterwards I returned back to Taiwan ,even in Beijing last year ,I saw her poster everywhere, I was so surprised at her charm.

起初我只晓得布鲁克雷德丝是美国少男少女崇拜的偶像，后来回台湾，甚至去年在北京，居然也四处看见她的海报，才惊讶她的魅力之大。