Objective To explore the biological exposure indices ( BEI ) of dimethylformamide ( DMF ) in China.目的探讨我国二甲基甲酰胺 ( DMF ) 的生物接触限值 ( BEI ).Methods Reforming the Hodge method in synthetizing DMF.参照hodge法并作,改良合成1-脱氧-1-吗啉果糖(DM...
Methods Reforming the Hodge method in synthetizing DMF.参照hodge法并作,改良合成1-脱氧-1-吗啉果糖(DMF) 后做相关实验.In this thesis, the Henry coefficients of DMF, butanone and toluene in DBP were measured.论文测定了DMF 、 丁酮和甲苯在DBP中的亨利系数.Colour sta...
...the site where Stephenson sank his first mineshaft...斯蒂芬森挖掘第一口竖井的地方For years he refused to associate with Stephenson's staff.多年来,他一直拒绝同史蒂芬森手下的人交往.The reader is referred to Stephenson for a full treatment of this ...
面对城市全景的会客厅任你的想象驰聘.Meeting room that free your imagination by opening to grand panoramas.尝试在图素中减少全景的解析度.Try reducing the resolution of the panorama in pixels.根据自然吸引 、 全景的观点和美食法跟随.Followed by nature attractions, panoramic ...
A document authorizing the award was also presented.同时也有批准颁发文件.Authorizing the commissioned affairs to the other agency without admission.未经许可将受讬业务再委讬其他单位者.Take charge of authorizing measure calibration criterion and aud...
...a self-taught musician.自学成才的音乐家Joan is turning into quite a skilled musician.琼正在变成一个技艺精湛的音乐家。He is a very creative musician.他是一个非常有创造力的音乐家。The parents were keen that their daughter should become musician.父母渴望他们的女儿成为音乐...
Their ears were still attuned to the sounds of the London suburb.他们依然很熟悉伦敦市郊的喧闹声。I have become attuned to Carlisle's industrial past.我对于卡莱尔市过去的工业史已经有所了解。He seemed unusually attuned to people's feelings.他似乎特别善解人...