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

• 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
• The shortage of water resources and soil salinity are important limiting factors for agricultural production and environmental melioration in Xinjiang.
  新疆水资源缺乏和土壤盐渍化已成为新疆农业生产发展和生态环境改善的主要障碍因子。
• 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
• 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 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。
• 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。
• 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。
• 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
• People have changed their minds from the introspection appeal and the passive prevention to the melioration of city ecological environment and the urban ecology spatial structure, to be coordinated positively the urban development the stage.
  人们对于城市生态危机已经从反省呼吁、被动防治发展到了积极改善城市生态环境、改良城市生态空间结构、协调城市发展的阶段。
• Research on Logistics System Melioration Plan of Wuhan Tianyu
  天喻信息公司物流系统改善方案研究