变色的

A series of organic reversible thermochromic materials are prepared using bromocresolpurple as chromophoric reagent,aromatic compound with hydroxyl(hydroquinone,bisphenol A,1-naphthol)as delomorphic rea- gent and hexadecanol as solvent.

以溴甲酚紫为发色剂，含羟基的芳香族化合物(对苯二酚、双酚A和1-萘酚)为显色剂，十六醇为溶荆制备了有机可逆热变色材料。

In recent years, photochromism has great development in basic study and application. Especially heteraryl fulgide family compound attracts more attentions of scientists and engineers.

近年来，有机光致变色学在基础研究和应用开发两个方面都获得了重大进展，其中芳杂环取代俘精酸酐家族化合物是最引人注目的热点之一。

Photochromism of 5-selenazolyl fulgide is studied.

研究了5-硒唑俘精酸酐的光致变色反应。

Some quality problems of chicken essence products were proposed,such as hygroscopy,agglomeration,color change,stale,color fading,package expanding.

针对鸡精产品的质量变化如吸潮、结块、变色、哈喇味、退色、涨袋等问题，提出了鸡精生产条件要求，并对吸潮等原因进行了详细地分析。

Another 18-year-old university student, usually love He Kele, uncomfortable look at the teeth because of dental, also found that tooth enamel discoloration neck and decalcification, is about to become a dental etching owners.

还有一名18岁大学生，平常爱喝可乐，因牙齿不舒服去看牙医，也发现齿颈部珐琅质变色且脱钙，快要成为牙齿酸蚀一族。何坤炎说，牙齿被酸性食物侵蚀的症状，患者往往在初期没感觉，可能偶尔局部酸痛，但珐琅质会渐渐失去光泽和纹理，最后演变到牙本质和牙髓神经暴露。

To overcome color degradation because of the presence of silver, the surface of compound samples were covered a bit of sodium laurate to modify surface activities. The chromatism and lipophilic degree had also been examined.

为了克服由于Ag存在产生的变色问题，采用在复合试样表面包覆一层月桂酸钠来进行表面改性并测量色差和亲油化度。

Article 25 A certification letter holder may, when marking the certification mark on his certified products or packing, magnify or minify the mark in equal proportion upon the needs, provided that he shall not change the shape or color.

第二十五条认证证书持有人在获得认证的产品或者其包装物上标注认证标志时，可以根据需要等比例放大或者缩小，但不得变形、变色。

For mid-degree four wreaths plain tooths arriving depth change countenance, fluorine spot tooth etc., for example flush, hair ash, nigrescent time of bleach of four wreaths plain tooths is long, ineffective.

对於中度到深度四环素牙变色、氟斑牙等，比如发红、发灰、发黑的四环素牙漂白时间长，效果不佳。

But since it is a two-color machine wet wet stack business card printing and membership card production, often in drag-and-shoot two angle on the nonanatomical of a, b, this requires a doubling in the process, the proper sequence to change color.

但双色机由于是湿叠湿制卡和会员卡制息，不常在拖梢两只角上爆发不法规的A、B轻影，这不离请求在工艺安插时，不合改变色跋来处置。

More than mere color-changers, Mimic Octopi are also shape-shifters that can adapt their movements and the arrangement of their parts to appear as up to 15 different oceanic species "including sea snakes, lionfish, flatfish, brittle stars, giant crabs, sea shells, stingrays, flounders, jellyfish, sea anemones, and mantis shrimp."

章鱼 章鱼不仅仅是变色高手，拟态章鱼还能适应环境而改变自己的身体形状，甚至它还可以模拟至少15种海洋动物，其中包括：海蛇、蓑鲉、比目鱼、海蛇尾、大螃蟹、海螺、黄貂鱼、比目鱼、海蜇、海葵和皮皮虾等。

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。