染料扩散

科学美国人60秒 SSS Oldest Known Indigo Dye Found in Peru

Many people remember the colors of the rainbow by the acronym ROY G. BIV. For red, orange, yellow, green, blue, indigo and violet. Well, the color indigo just made news. Indigo gets its name from the plant Indigofera tinctoria and its relatives, whic

发表于:2018-12-24 / 阅读(59) / 评论(0)

2016年Scientific American(九)月

VOA标准英语2008年-Use Of Organic Dye Encourages Australian Skin C

Australian scientists say an organic compound used by Indian women to paint dots or bindi on their foreheads could hold the key to a breakthrough in cancer treatment. Rose Bengal was first used in the early 1900s as a dye for food, textiles and cosm

发表于:2019-01-11 / 阅读(50) / 评论(0)

VOA标准英语2008年（八月）

经济学人152:攻破屏障

Science and technology 科学技术 Creutzfeldt-Jakob disease 克雅氏病 Breaking down the barrier 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-c

发表于:2019-01-26 / 阅读(72) / 评论(0)

经济学人科技系列

DEVELOPMENT REPORT - Bringing Color to Life With Natural Dye

DEVELOPMENT REPORT - Bringing Color to Life With Natural Dyes By Jill Moss Broadcast: Monday, August 15, 2005 I'm Barbara Klein with the VOA Special English Development Report. Dye can bring a little

发表于:2019-01-30 / 阅读(69) / 评论(0)

农业与发展

GRE填空精讲之on the contrary

GRE频道在此与大家分享新东方北京学校GRE名师韩冰老师为大家带来的有关on the contrary的讲解。似乎 on the contrary 掀起了一阵轩然大波，很多小伙伴都过来问我，老师on the contrary 到底想怎么样，

发表于:2019-02-01 / 阅读(62) / 评论(0)

GRE英语

英闻天下——318 Toxic Dye Found in School Uniforms

An investigation has revealed six garment manufacturers in Shanghai have made school uniforms using toxic dye. The city's quality watchdog says it found aromatic amine dye in uniforms sold to 21 primary and middle schools across the city. China's nat

发表于:2019-02-14 / 阅读(60) / 评论(0)

英闻天下

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advantage of locality

agranular endoplasmic reticulum