The selection of a bromide paper is subject to the demand that the tonal layers of an object can be clearly showed. 请高手把我以下的中译英改进改时,谢谢!当选择感光纸时,应以能表现被拍物体色调层次为准。
Bentonite was modified with cetyl pyridine bromide first, and then compounded with Al2 ( SO4) 3 this paper. 用溴代十六烷基吡啶对天然膨润土进行改性,制得CPB-膨润土,然后与Al2(SO4)3复合制得复合CPB-膨润土。
The thermodynamic chart of lithium bromide solution have been introduced in this paper. The application of Duhring Chart in series and parallel flow lithium bromide absorption chiller design was also illustrated. 简要叙述了溴化锂溶液的热力图表及迪林曲线图在溴化锂吸收式制冷机的串联流程和并联流程设计中的应用。
A new method to analyze epoxy equivalent weight& direct titration with hydrogen bromide in acetic acid, and with crystal violet to indicate end point of normality reaction was described in this paper. quick; 叙述了在冰乙酸非水介质中,以结晶紫为指示剂、溴化氢与环氧基团迅速等摩尔反应的溴化氢-冰乙酸非水快速滴定法。