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

• 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。
• 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。
• The adulteration and melioration experiment of the materials prepared by acid-treating method were studied, the results proved that the material treated had an excellent steady property, but less reversible capacity.
  本论文对由酸处理法合成的LixMnO2材料进行了掺杂改性实验，结果表明，改性后的材料虽然循环性能有显著改善，但比容量会有所减少。
• Analysis and melioration for the filter arithmetic of closed-loop fiber optic gyroscope
  闭环光纤陀螺滤波算法的分析与改进
• With the method of representative investigation and site-specific observation, the effects of different vegetations on water and soil conservation in Mengshan Mountain were investigated on three aspects: soil melioration, entironment improvement and water and soil conservation.
  摘要采用典型调查和定位观测的方法，分别从改良土壤、改善环境和保特水土3方面，对蒙山不同植被下水土保持效果进行了调查。
• The discussion of environmental protection and melioration by park plant
  园林植物保护环境及其改善环境作用的探讨
• Last, the essay offer some advice on the reform and melioration of our judicial discretion system in civil action.
  最后，文章对改革与完善我国民事自由裁判制度提出几点建议。
• Result Clinical symptom and sign: After the treatment, melioration of clinical symptom and sign in both groups have significant difference.
  结果：临床症状及体征：治疗后两组患者临床症状及体征改善较治疗前均有显著性差异。
• 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
• Structure vibration control is of great importance for the melioration of spacecraft dynamic property.
  结构系统的振动控制是改善航天器动态特性的重要途径。