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- The process is carried out by using Soxhlet set, as experiment unit,with methyl sulfonic acid as a catalyst and magnesium sulfite as dehydrating agent,giving 97. 报道了合成乳酸丁酯的新方法,以乳酸和正丁醇为原料,在甲基磺酸催化下以亚硫酸镁为脱水剂,用索氏提取器进行回流合成。
- The steady frequency three-phase AC can be changed into the AC which frequency is continuously adjusted in the experiment unit composed of rectifier, inverter, control circuit, and relay safeguard circuit. SPWM三相变频实验单元能够把频率固定的三相交流电变换成频率连续可调的三相交流电,它主要包括交直变换、逆变、控制和继电保护电路。
- Coordinating units for chemical experimental analyses including China Steel Structure Company Metallurgy Division Chemical Experiment Unit and Kuo Hung Ltd. 化学试验分析配合单位包括中国钢铁冶金技术处化学试验组、国宏股份有限公司。
- The author first proposed that items in an experiment could also be seen as experiment units like subjects. 作者首先指出,实验中的项目也可以像实验中的被试一样作为实验单位。
- Blind Landing Experiment Unit (BLEU) 盲目着陆实验所
- Air Traffic Control Experiment Unit 空中交通管制试验站
- Armament and Instrument Experiment Unit 军械与仪表实验装置
- China National Scientific Data Sharing Program (SDSP) launched at 2002.It makes large progress through 9 experiment units' construction in nearest 3 years. 科学数据共享工程自2002年启动以来,先后对多个部门和行业进行了试点建设,取得了良好的开端。
- A seventh variable is the experience level of any of the units involved. An experienced unit receives a bonus in combat reflecting its veteran status. 第七是整个军团中每一个部队的经验等级。经验高的单位将在战斗中获得加成以表现老兵的作用。
- It took me just on two hours to do this experiment. 做这个实验大约花了两个小时。
- We are doing a chemical experiment. 我们正在做化学实验。
- The results of the experiment varied wildly. 实验结果差异很大。
- Some scientists experiment on animals. 有些科学家用动物做试验。
- I am doing an experiment of neutralizing acid. 我在做一个中和酸的实验。
- We will do a Chemistry experiment this Friday. 这个周五我们要做化学试验。
- May a good result wait upon your experiment. 祝你的实验取得满意的成果。
- The temperature was a variable in the experiment. 在该实验中温度是个变量。
- We need sublimate water for our experiment. 我们的实验需要纯净化的水。
- We did some singularly boring experiment. 我们做了一些非常乏味的试验。
- He is close about the experiment. 他一点也不肯透露有关实验的情况。