pigment 雅思GREGMAT

The photosynthetic pigment in bacteria is bacteriochlorophyll.

光合作用的色素是绿素。

Flavins are light-sensitive yellow pigments with an absorption peak around 370nm.

素是光敏感型色染料，在370nm左右有吸收。

These factories produce raw materials, intermedium, functional pigment, trophism essential oil etc.

满足日益增长的植物提取物的出口需要，新世界集团在一些天然产物的原料产地正在建设新的植物提取物生产厂，生产包括原料药、中间体、功能性色素、营养性精油等天然产品。

It can pre-cleaning most of pigment on the belt by water or scarper.

刮預洗清除皮帶上沾染之大部份色漿。

It reveals that 30% acidulous grain alcohol is suitable,superior in the pigment dissolving.

30%酸性乙醇是美国地锦色素的较好提取剂。

The key points for extraction of natural edible purpurin and blue pigment are described.

本文详述天然食用紫色素和蓝色素的提取技术和操作要点。

Pearlescent or luster pigments are widely employed in many fields for their jewelly tinct and excellent properties.

珠光颜料因其绚丽的色彩和优良的性能,广泛应用于各个领域。

The pale brown-yellow pigment is lipochrome that has accumulated as the atrophic and dying cells undergo autophagocytosis.

染成淡褐色的是萎缩的或死亡的胞进行自体吞噬所积累的脂色素。

The purpose of bleaching is to wipe off some pigment minim-metal ,soap, lecithoid ,remnant pesticide and other impurity.

脱色的目的在于去除色素、微量金属、皂粒、胶质、残留农药和其它的杂质。

Anthracosis is nothing more than accumulation of carbon pigment from breathing dirty air.Smokers have the most pronounced anthracosis.

由于呼吸污染空气导致的碳末沉着症并不多见，吸烟会引起更明显的碳末沉着症。

Lack of the chlorolabe pigment in the retinal cone cells results in inability to discriminate green colors, or deuteranopia.

在视网膜锥形胞中缺乏感绿色素，便导致对绿色辩别无力或绿色盲。

The spectrogram suggested that the absorption peak of the pigment was 627nm in alkalinous condition, 527nm in acidic condition.

光谱学图谱表明该色素碱性条件下最大吸收在627nm处，酸性条件下最大吸收在527nm处。

The extraction of gardenia pigment from gardenin fruit and the feasibility and condition of wool dyeing with gardenia pigment were studied.

探讨栀子色素的提取及对羊毛纤维染色的可行性和染色条件。

Heavy metal free glass enamels for toughening and heat strengthening. Borosilicate frit with added metaloxide pigments. All standard colors are intermixable.

无铅油墨适合于钢化,热硬化,组成成分玻璃粉添加金属氧化物色粉混合而成,所有的颜色均可混合.

The existence of hydrogen bond within or between the molecules of pigment can enhance the perdurability, light fastness and weather resistance.

分子内和分子间氢键的存在可提高颜料的耐久性、耐光性和耐气候牢度等。

This paper reports the theaflavin and the tea green pigment extract and manufacture technique from the tea ash, the methods are simple。

研究茶灰中提取茶色素的工艺,主要提取出茶素和茶绿素。

The application that waits for Lin Hua product as to colophony, terebinthine, Chan Ning, raw lacquer, tung-oil, white wax, pigment also has long history.

至于松香、松节油、单宁、生漆、桐油、白蜡、色素等林化产品的应用也具有悠久的历史。

A way of separating some comestible red pigment from the red turnip is studied by this paper.

本文以胭脂萝卜原料进行食用红色素的提取研究。

When the illuminance rose, the photic decomposition rates of the natural anthocyan pigments rose as well, but there was no linear relation between photic decomposition rate and illuminance.

随着照度的增大，花青素类色素的光降解速率也增大，但光降解速率常数的改变和照度之间不存在线性对应关系。

Vitiligo is a kind of frequent acquired skin disease charactered as skin pigment loss,more and more evidences indicated that immunifaction theory is close to the morbidity of vitiligo.

白癜风是一种常见的获得性、以局部或全身皮肤色素脱失特征的皮肤疾病,其发病机制学说不同,愈来愈多的证据表明白癜风的发病和免疫学说密切相关。