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- He had lighted on a new method of refining the metals. 他偶然想到一种新的提炼金属的方法。
- He had lighted on an new method of refining the metals. 他偶然想到一种新的提炼金属的方法。
- This subject compared different methods of extracting wheat germ oil with the method of refining wheat germ oilthrough supercritical CO2 fluid. 本课题对不同方法直接萃取小麦胚芽油及用超临界CO2流体精馏麦胚油的方法进行了比较研究。
- A method of refining methyl carbamate(MC) was investigated with extraction using chloroform as extractant and recrystallization by cooling naturally. 用氯仿作为萃取剂,研究了用尿素醇解法合成氨基甲酸甲酯(简称MC)粗产品的提纯方法。
- According to the purpose and condition of refinement, many methods of refining and measures to decrease cost and improve efficiency are put forward in each step. 在每个步骤中,根据处理目的和制约条件,提出尽可能多的备选方案,同时,提出如何降低成本、提高去除效率的措施。
- Summer fallow is the best method of destroying weeds. 夏季休耕是消灭杂草的最好办法。
- This is not an economical method of heating. 这不是一种经济的取暖方式。
- His method of organizing the work is commendable. 他组织这项工作的办法是值得称赞的。
- You'll find little system in his method of work. 他的工作方法无甚条理。
- It's not an economical method of heating. 这不是一种经济的取暖方式。
- Taxpayer: what do you mean by the method of derivation? 纳税人:什么是以支出换算收入?
- The others gave some pointers on improving the method of operation. 其他同志则出了一些点子来改进操作方法。
- Blow-drying replace the old method of putt curler into wet hair. 边吹乾边吹发型的方法取代了湿发上卷子的老方法。
- People have found many humane methods of killing animals. 人们已经发明了很多宰杀动物的人道方法。
- A copy made by this method of duplication. 油印品通过这种方法印制的印刷品
- On larger farms this method of reaping went out long ago. 在较大的农场上,这种收割方式早过时了。
- In this way we hit upon over20 useful methods of work. 就这样我们想出了20多种好工作方法。
- He introduced better methods of management in this company. 他为本公司引进了更好的管理方法。
- We are scheming out a new method of traffic control. 我们正在拟订新的交通管理办法。
- Advertising is often the most effective method of promotion. 做广告往往是最有效的推销方法。