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- Using NH?4VO?3 as catalyst and diethyl ether as solvent,benzophenone was obtained quantitatively by the oxidation of diphenylmethane(DPM) with nitric acid. 以w(HNO3)=68%25硝酸做氧化剂,NH4VO3做催化剂,在乙醚溶剂中氧化二苯甲烷得到定量的二苯甲酮(BP)。
- The non oxygen aromatization feature of methane on Co Mo/HZSM 5 catalyst was investigated. The effect of catayst surface structure on methane aromatization was characterized by using NH 3 TPD and XRD. 考察了Co－Mo/HZSM－5 催化剂的甲烷无氧芳构化性能， 并用NH3 －TPD和XRD方法表征了其表面结构对于甲烷芳构化的影响。
- Tell that joker to stop using my parking space. 叫那个家伙不要占用我的停车场。
- Instructions for using the tool can be found in the compendium. 在手册中可以找到这个工具的使用说明。
- The peasants fertilize the field by using manure. 农民们施肥来使土地肥沃。
- Cross-check your answer by using a calculator. 用计算器核对一下你的答案。
- People who cannot speak can talk by using signs. 不会说话的人可以用手势沟通。
- You will make a mistake by using the improper tool. 你用那种不恰当的工具会犯错误。
- What brand of vegetable oil are you using? 你正在用的植物油是什么牌子？
- I was allowed to continue using the library. 我获准继续使用该图书馆。
- He cursed me, using a lot of rude epithets. 他用上许多粗鲁的修饰词来诅咒我。
- What is the advantage of using nuclear power? 使用核能有何好处?
- They are using a new process to make glass. 他们正在用一种新方法制造玻璃。
- She picked him up for using bad language. 她指责他出言不逊。
- I think they are using a revolving stage. 我想他们用一种旋转舞台。
- John tried to help the putt fall by using body English. 约翰尽量把身体扭向洞口方向以期高尔夫球能落进洞内。
- A copy made by using carbon paper. 复写本，副本用复写纸复印的一份
- In using superheated steam, compounding becomes less effective. 使用过热蒸汽时，混合的效果就会减少。
- It is reported that some modern monks are using computers. 有报道说有些现代和尚在使用计算机。
- It's been using a lot of petrol lately, far more than usually. 近来这辆车的耗油量很大，远远超过了平时的水平。
