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- The main difference, he says, is in the use of insecticide. 他说主要的区别是杀虫剂的使用。
- Recently, because of concern about the effects of insecticide on the environment, in - creased attention 15 being given to the use of biological agents for controlling the vectors of human disease . 摘要由于化学杀虫剂可能引起之副作用,包括捕食性及寄生性天敌、费洛蒙、昆虫生长调节剂等,生物防治法浙受重视;至目前止,其中较有实用价值者,当推鱼类及细菌。
- That's rather an effective use of color. 这种使用颜色的手法效果相当好。
- For example, with the developmet of cities, the using of insecticide and serious pollution, their living areas have become narrowcr and narrower. 譬如,随着城市的发展,杀虫剂的使用和严重的污染,野生动物的生活区域变得越来越狭小。
- A toll is charged for the use of the expressway. 在那条高速公路上行驶需付通行费。
- Japanese industry is making increasing use of robots. 日本工业越来越多地使用机器人。
- Careless use of the clutch may damage the gears. 离合器使用不慎可能损坏传动装置。
- The use of lead-free petrol is now being phased in. 无铅汽油的应用现正逐步推广。
- She is economical in her use of salt when cooking. 她烹饪时用盐很少。
- The uses of this machine are manifold. 这台机器有多种用途。
- Use of this drug is now fairly generalized. 这种药现在用得相当普遍。
- She pioneered the use of the drug. 是她最先使用的这种药品。
- He was a pioneer in the use of X-rays. 他是最早使用X光的人。
- We train them to make use of reference books. 我们训练他们使用参考书。
- We will make good use of our time. 我们将好好利用我们的时间。
- He gave a lecture on the use of solar energy. 他就太阳能的利用作了一场讲演。
- The car park is strictly for the use of residents. 那个停车场仅供当地居民使用。
- The agency made illegitimate use of public funds. 这个机构非法动用公款。
- Perquisites include the use of the company car. 福利包括可以使用公司的汽车。
- Conclusion In order to effectively control fly larva breeding, refuge should be daily dispose, bag packaged and frozen, the ground should be hardened, the use of insecticides should be combined. 结论为有效控制星级酒店蝇幼虫孳生,建议垃圾应日产日清,垃圾袋装并冷冻处理,硬化垃圾箱存放地面,杀虫剂混配使用;