melioration

英

美

n.  土壤改良

英英释义

noun

• the act of relieving ills and changing for the better
  Synonym:ameliorationbetterment
• the linguistic process in which over a period of time a word grows more positive in connotation or more elevated in meaning
• a condition superior to an earlier condition
  1. the new school represents a great improvement
  Synonym:improvement

双语例句

• This method overcomes the disadvantages in general mathematical statistics analysis, and provides basis for asphalt design, evaluation, control and its high temperature stability performance melioration.
  这种方法克服了一般数理统计分析中的不足，为沥青混合料的设计、评价、控制、和高温性能的改善提供了依据。
• The Flow Characteristics and Its Melioration of Swept Wing/ Body Interference
  后掠翼身干扰区流动特性及改善措施研究
• Application of horizontal well has been developing towards the direction of running the operations at scale in oil regions. It takes important role in re-development of new and old oil field to improve developing melioration and the ultimate recovery rate.
  水平井应用已在我国各油区向整体规模化方向发展，在新油田开发和老油田二次开发，改善开发效果，提高最终采收率方面已经和正在发挥重要作用。
• Problems and Melioration of Inner Ring Road Guide Sign System of Guangzhou
  广州市内环路指路标志系统存在问题及改善
• RNA interference, as an important gene silencing methods, it has a significantapplication to the research of gene function and genetic melioration.
  RNA干涉是一种重要的基因沉默方式，它在基因功能和遗传改良研究中有重要的应用。
• Melioration of technology was a measure taken by the Nanjing Republic government to develop its agricultural industry.
  科技改良是南京国民政府发展农业的一项举措。
• It was concluded that this HACCP system and disinfect measures were effective for the melioration of the microbial status.
  结果表明，该消毒措施和HACCP体系的实施有助于改善主要生产车间、主要工序点的微生物状况，有助于最终产品品质的改善。
• Overload and Melioration in Expressway Asphalt Pavement Design
  超载与高速公路沥青路面设计的改进
• Building a metabolic reaction database of high quality for a microorganism is the basis of both quantitative analysis of metabolic network and melioration of bacteria species with metabolic engineering technologies as well as embodiment of systems biology wholly analyzing microorganism from microscopical point of view.
  建立高质量的微生物代谢反应数据库是进行代谢网络定量分析和运用代谢工程技术改良菌种的基础，更是从宏观角度整体分析微生物的系统生物学的体现。
• It offered scientific gist and technique support for the tobacco production area soil ecosystem evaluation, melioration and tobacco leaf feature research. The results were showed as follows.
  最后，应用理论成果合作开发了具有显著效果的新型土壤改良剂。为烟区土壤生态评价、改良与烟叶特色研究提供科学依据和技术支持。