摘要制浆与造纸厂排放之废水经常含有色质,最常见的是木质素碎片形成发色团,使废水呈现黄褐色;制造色纸也常有残留染料使废水呈色.Pulp and paper mills emit effluents that are often tainted with color substances.结果: 蛋白质通过静电引力和范德华力以及π电子同发色团相互作用.Results: The protein and the chromophore of l...
During baking, bromates are completely reduced to bromides with no bromination of flour constituents.在焙烤过程中, 不用通过面粉各组分的溴化作用,溴酸盐也会全部彻底地还原成溴化物.Methyl cis - cinnamate was synthesized from ethyl trans - cinnamate by brominat...
These large institutions make — and change—the rules to suit themselves.这些大机构总是随意制定规定，而且说变就变。People will work themselves up into a state about anything.人们总会沉不住气，为任何事感到担忧。The small British crowd roared themselves hoarse, ...
Walks, jogs, the gymnastic exercises to belong reduces the fat movement project.走路 、 慢跑 、 健身操都属于减脂运动项目.Turn left where the road jogs.到这条路急转弯处向左拐.She jogs every morning to get rid of her excess weight.为了减肥,她每天早晨慢跑.He jogs...
有些人带着迷惘的或有点狂乱的眼神向周围扫视.Some of them stared about with a dazed or half - wild expression.我非常清楚,他在每次公开亮相后那种近乎狂乱的不安全感.I knew only too well the nearly frantic insecurity felt by him after every public performance.那时意大利军队简直就是一...
裸线式电热元件通常用镍铬合金丝制成.The open wire heating elements are usually made of nichrome wire.从加工性能上说,铬钼激冷铸铁比镍铬激冷铸铁加工性能好.From the machinability, the Mo cold cast iron is liable machine.本论文研究了热压制备添加石墨的镍铬钼复合材料的力学性能及摩擦磨损特性.The mechani...
Ethnic Composition: Bhutanese 60 %, Nepalese and other 40 %.民族: 不丹族占60%, 尼泊尔族等占40%.Language: Nepalese is the official language, English is spoken generally.语言: 尼泊尔语为国语, 通用英语....a tiny Nepalese hat embroidered with golden...
罗素学识渊博, 通晓的学科之多大概是20世纪学者们少有的.Russell knowledgeable, proficient in the subject as much as about the 20 th century scholars rare.他还发明了描述这种 分步 线路的标记法: 即现在通晓的流程图.He also invented a notation for describing this step - wise ci...