变色

The cuttlefish turns different colors to show how it feels.

墨鱼会通过变色来表达自身的感受。

Common impression cylinder press: A design of offset printing presses using a common imoression cylinder for two -colour and four-colour machines.

公用压力圆筒印刷机：柯式印刷机的一种设计。变色机和四色机都共同使用一个别压力圆筒。

There are alexandrite like color change and cymophane spinels. Color change spinels are discovered in Srilanka and Umba river of Tanzania.

变色尖晶石是在斯里兰卡和坦桑尼亚的文巴河流域发现的，自然光下呈石蓝紫色，白炽光下呈紫红色。

Issues dealt with included temporal dietary changes of neon damsel, dietary comparisons between Stegastes spp., feeding interactions between a territorial damselfish and blennies, and the effect of anthropogenic enrichment on diets of damselfishes.

文中所探讨的课题包括：变色雀鲷食性的时序性变动、真雀鲷间的食性比较、太平洋真雀鲷与鳚科鱼类间的摄食互动以及人为营养源对雀鲷食性的影响。

The UV-Vis absorption spectra, steady-state fluorescence spectra and the fluorescence decay curve of 4--4′--azobenzene in chloroform solution were measured.

采用紫外可见吸收、稳态荧光光谱和荧光衰减测量技术，观察了4-硝基-4′-氨基偶氮苯在氯仿溶液中的光致变色现象及分子的跃迁能级和能级寿命。

The purpose of this study is to analyze the characteristics of radiochromic film dosimetry, including the film response versus time, dose linearity, energy dependence and angular dependence. In addition, we measure the output factors for the field defining collimators used in gamma knife by using spherical phantom. The measurement results were compared with the results of Monte Carlo simulation.

本研究将探讨辐射变色软片侦测辐射之特性，包括软片反应与时间关系、剂量线性度、能量依存度及角度依存度；并使用加马刀立体定位放射手术剂量验证用之球型假体，量测加马刀四种不同大小准直仪头盔之剂量分布及相对输出因子，并与蒙地卡罗模拟结果作一比较分析。

Flexural property after heat treatment : Coating no crack , no desquamate , no crinkle or color change

热处理后的弯曲性：涂层不开裂，脱落起层或变色

Third Question: Why do people's teeth discolor upon aging ?

第三个问题：为什么人们的牙齿变色后衰老？

It also is becoming hot enough to discolor with oxidation which can be seen on the full size pic.

它也正成为热点，足以变色氧化可以视为对全尺寸照片。

Coffee and soft drinks have a high content of caffeine in them which can discolor your teeth.

远离过量的咖啡和软饮料，咖啡和软饮料含有很多的咖啡碱能够使牙齿变色。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。