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- Abstract: In the conventional analysis of pyrethrin residues,the extractions are treated for purification by method of abstraction for many times. 中文摘要: 报道了一种蔬菜拟除虫菊酯类农药残留量的简便分析法。
- 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。
- This method of analysis has generality. 分析方法具有一般性。
- This paper proposes a rough set-based method of abstracting rules,and validates it with an example. 构建了一个基于粗集的调度规则提取方法,并通过实例说明其有效性。
- The class analysis is a basic method of Marxism. 阶级分析方法是马克思主义的基本方法。
- You'll find little system in his method of work. 他的工作方法无甚条理。
- The method of abstracting oil from silkworm-pupa is detected. The best technolgical collditions of extraction are defined through the experimentation. 探讨了蚕蛹油脂的提取方法。通过试验确定了浸出法的最佳工艺条件。
- It's not an economical method of heating. 这不是一种经济的取暖方式。
- Does this invalidate the method of analysis? 这是否失效的分析方法?
- 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。
- 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。
- She showed her methods of analysis to her pupils. 她向学生展示自己的分析方法。
- 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。
- Theories and methods of spatial analysis in GIS II. 空间分析理论与方法2。