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

• 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。
• 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
• Overload and Melioration in Expressway Asphalt Pavement Design
  超载与高速公路沥青路面设计的改进
• 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
• Melioration Effect of Calcium Magnesium Phosphate and Calcareousness on Vegetable Garden Soil Polluted by Cu and Zn
  钙镁磷肥和石灰对受CuZn污染的菜园土壤的改良作用
• This paper discusses disservice caused by Yellow river flood, development of economy and ecology environment melioration by using water resources of Yellow river, and the importance of Yellow river water resources and water environment for Shandong Province.
  本文阐述了黄河下游洪水给沿黄带来的危害、综合利用黄河水资源给山东带来的经济发展和生态环境改善，以及黄河水资源及水环境对山东经济发展的重要性。
• 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。
• 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。
• 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 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。