Polyacrylonitrile is insoluble in acrylonitrile.聚丙烯腈不溶于丙烯腈.Water, acrylonitrile and the galactomannan gum are added to a reactor with an alkali metal hydroxide.水 、 丙烯晴和半乳甘露聚糖胶,同碱金属氢氧化物在一起,加入到反应器中.Objective: To observe th...
Diacetone acrylamide ( DAAm ) was prepared by reacting acrylonitrile with diacetone alcoholammonia.以二丙酮醇和丙烯腈为原料,利用简便、温和的反应条件合成新型乙烯基功能单体-双丙酮丙烯酰胺.PET fibres were grafted acrylonitrile ( AN ) initiated by benzoyl peroxide.以...
一些感到义愤的读者说这篇报道极为令人反感,而且非常伤人。Some outraged readers said the story was extremely offensive and distressing.随后,报纸连篇累牍地刊载了表示义愤的文章.There followed a great flood of indignation in the newspapers.凯瑟琳出现在门口, 由于义愤而浑身发抖.Catherine ap...
The unemployed executives include former sales managers, directors and accountants.被解雇的管理人员包括前销售经理、主管和会计。The directors of this company feel he's worth every penny.这家公司的主管们觉得他值得栽培。Directors weren't allowed any p...
All air is expressed from the sphygmomanometer or pneumatic tourniquet before application.应在止血带或血压计使用前压出所有剩余气体.Conclusion Normal sphygmomanometer can effective measure the artifical airway ballonet pressure.结论普通血压计同样可准确测...
She selected a low gear and started down the track carefully.她选了低速挡小心翼翼地沿小径下行。Police with riot gear and several fire engines are in attendance.防暴警察和数辆消防车都到了。Ranks of police in riot gear stood nervously by.一队队防暴警察紧张待命。...