Further, natural dyes tended to be muddy in hue and fade quickly.
此外，天然染料往往是浑浊的颜色而且它们很快褪色。
Here was the raw material of houses and furniture, ships and potash, dyes and naval stores.
这是用于建造房屋、家具、船只、钾碱、染料和海军用品的原材料。
The indigo plant was highly valued until the discovery of chemical dyes in the 19th century.
在19世纪发现化学染料之前，靛蓝一直被高度重视。
Petrochemicals such as dyes, fertilizer, and plastic are also manufactured from the petroleum.
石油还可用来制造石油化工产品，例如染料、化肥和塑料制品。
Historically, textile dyes were made from such natural sources as plants and animal excretions.
在历史上，纺织染料是由植物和动物排泄物等天然资源制成的。
Textile dyes, such as indigo, were mostly of plant origin until the advent of synthetic chemical dyes.
在合成化学染料出现之前，诸如靛蓝之类的纺织染料主要来源于植物。
She invented and patented special arrangements of mirrors and concocted chemical dyes for her draperies.
她发明了镜子的特殊排列并申请了专利，还为她的布料调配了化学染料。
The cold-bed batch type steam dyeing process for woolen yarn by reactive dyes is described in this book.
本书介绍了羊毛纱线活性染料的冷床间歇式蒸染色方法。
Food producers make tiny, crunchy breakfast cakes out of true cereal with the addition of sugar, corn syrup, salt, food dyes and preservatives.
食品生产商用真正的谷物，加上糖、玉米糖浆、盐、食用色素和防腐剂，做出又小又脆的早餐蛋糕。
They wore tie-dyes and ponchos.
他们身穿扎染布衣服和披风。
This material is made with dyes that change colors when they get warm.
这种材料是由一遇热就会变色的染料制成的。
This cloth dyes easily [quickly; readily].
这种布好染。
The optimum conditions for producting laccase and decoloring dyes by Panus conchatus were studied.
对贝壳状革耳菌高产漆酶条件及其对染料脱色条件进行了研究。
The objective is to investigate the possibility of auramine O fluorescent dyes in specific stain of pathology.
目的是要探讨金胺O荧光染色法应用在病理特殊染色上的可行性。
Synthesis of a series of new cyanine dyes, based on a dimethine merocyanine dye involving rhodanine, is described.
描述了基于包括罗丹宁的二甲亚甲基花菁染料的一系列新型花菁染料的合成。
The enzyme can break down several dyes, such as bromothymol blue, eriochrome black, malachite green, and reactive brilliant blue.
这种酶可以分解几种染料，如溴麝香草酚蓝、羊毛铬黑，孔雀石绿和活性艳蓝。
Most clothing is colored with dyes.
大多数服装是用染料上色的。
That man is experimenting with dyes to get the colour he wants.
那个人正试验各种染料以获得他想要的颜色。
The dyes for its preparation are made out of vegetables, chemicals etc.
准备的颜料是由蔬菜、化学物质等制成的。
Alum is used in the textile industry as a way of making dyes bind to cloth.
明矾在纺织业里是被用来使染料粘上布料。
Dark hair dyes: They are known to contain coal tar, a carcinogenic chemical.
—深色染发剂：已被证明含有致癌化学物质煤焦油。
Plants, minerals and a few animal or insect life were the only means with which to make dyes.
植物、矿石、一些动物或者昆虫，只有这些有限的来源能做染料。
So fluorescent dyes turn invisible energy into visible light, and that's how the magic trick works!
所以荧光染料把不可见的能量转换成了可见光，这就是魔术的奥妙所在！
It was printed with waterproof dyes so the colors wouldn't run if an agent had to make a sudden water-borne escape.
即便特工要从水路逃生，地图也不会损坏，因为它是用一种防水的染料印制的，不会褪色。
The removal of nitrogen has gone from 13% to 85%; phosphorus from 44% to 64%; and colours and dyes from 52% to 80%.
水中氮、磷和印染颜料的去除率分别从13%、44%和52%增到85%、64%和80%。
Simplify: Select products with fewer ingredients and no synthetic fragrance or dyes, and use fewer products overall.
简化：选择需要的原料较少的，而且没有合成香料或染料的产品，并且整体上减少对产品的使用。
The drawback of traditional fluorescent dyes is that the images generated are only useful at a depth of a few millimeters.
传统荧光染剂的缺点在于成像深度只有几个毫米(此处指成像位置到皮肤的距离)。
The drawback of traditional fluorescent dyes is that the images generated are only useful at a depth of a few millimeters.
传统荧光染剂的缺点在于成像深度只有几个毫米(此处指成像位置到皮肤的距离)。
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