变色的

Do not use other acid detergent, it will make the stone change the color, and hurt the surface of stone.

千万不可使用刺激的酸性清洁剂，因为它们会使石材变色，而且还会伤害石材的表面。

WO3 thin film is a kind of typical electrochromic materials and it can be widely used in many fields.

WO3薄膜是一种典型的电致变色材料，在很多领域有着广阔的应用前景。

Tungsten trioxide , as one kind of functional materials with great potential for technological application...

三氧化钨是一种具有广泛应用前景的功能材料，在诸如电致变色、气体探测和化学催化等方面已得到较系统的研究。

Cal-Red is often prepared to solid indicator because its solution is unstable.

由于钙指示剂的水溶液不稳定，通常将其配制成固体指示剂使用，但是存在着生成的络合物不够稳定、终点变色不敏锐、准确度不高等问题。

The spectral characteristics and photolysis quantum yields of ACRM composed of vinylidene chloride-methyl acrylate(VdCl2-MA) copolymer and pentamethoxyl red were measured.

本文研究了由偏二氯乙烯-丙烯酸甲酯共聚合物(VdCl2-MA)和五甲氧基红指示剂组成的酸敏变色记录材料的光谱特性，测定了其光分解量子产率。

RSP-810A is single component liquid photoimageable plating-resist allochromatic ink , which is screen printing or roller coating type , it can provide such performance as high resolution , excellent adhesion , so it's fit to professionally make precise inner layer of printed circuit boards and flexible circuit boards , also it's available to production quantity requirement for acid or alkali etching and photograph transfer.

RSP-810A系列为网印或辊涂两用型液态感光线路变色油墨，具有高解象度及良好的密著性，适用于印刷电路板精密内层专业制作及挠性板线路制作，可符合酸碱性蚀刻及细线路板影像转移的量产要求。本系列产品具有以下优点

This paper describes the photochromism and thermal back-isomerization of 4-undecylen-[10]-amidoazobenzene and its homo-and copolysiloxanes in solution and solid film.

本文研究了对十一烯酰胺基偶氮苯及其硅氧烷均聚、共聚的梳状聚合物在溶液或薄膜状态下的光致变色性和热回复性。

Aposematic coloration should not only belong to animals, plants could evolve it too if necessary for plant fitness. The temporal and spatial colour polymorphism in vegetative parts of plants deserve more research and the defense tradeoff hypothesis predicts the possibility of aposematism may occur in the reproductive organs of plants.

如今在早秋变色树种、幼叶、多刺植物、植物繁殖器官都发现了警戒色的一些例证，尽管有些还不太明确甚至存在争议，但至少为植物警戒色的进一步研究奠定了基础。

Bifluoro nitrobenzene was the raw material of synthesis of asymmetry chromotropic acid bisazo fluoroarsen reagent, By way of ammonia substitution, arsonation, reduction and coupled reactions, bisazo fluoroarsen was synthesized.

以2，4—二氟硝基苯为起始原料，经过氨取代、胂酸化、还原、偶联反应合成了偶氮氟胂Ⅰ，然后分别选择不同的取代苯胺与偶氮氟胂Ⅰ偶联，合成了一系列的不对称变色酸偶氮氟胂。

Whereas the relations between microstructure and chromism have not been studied systematically yet.

但其微观结构与变色机理之间的关系，国内外尚未展开深入系统的研究。

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。