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 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。
• Research on Soil Acidification and Acidic Soil's Melioration
  土壤酸化和酸性土壤改良研究
• So the important groups of soil animals are more action on matter decomposition than on melioration of soil structure.
  复合系统中主要士壤动物对土壤表层和上体内部的物质分解和九素归还起主要作川，对土壤结构的改善作用较弱。
• 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 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
• 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。
• To generation side, according to the eleventh five-year plan of national electric power industry, the most important development of national electric power industry will change from investment expansion and supply-demand contradiction melioration to configuration adjustment and industrial upgrading.
  从发电侧而言，按照国家电力十一五规划，电力产业未来的发展将从投资扩张、改善供需矛盾转入结构调整、产业升级的新阶段。
• 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。
• 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。
• Overload and Melioration in Expressway Asphalt Pavement Design
  超载与高速公路沥青路面设计的改进