melioration
英
美
n. 土壤改良
英英释义
noun
- the act of relieving ills and changing for the better
- 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
- the new school represents a great improvement
双语例句
- 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。 - 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 Northern Policy of South Korea was carried out in a situation of the relaxing of situation in the world and the melioration of the relations of the East and the West.
韩国的北方外交政策是韩国政府在世界局势逐渐缓和，东西方关系开始改善的情况下实施的。 - 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。 - 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 - 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。 - Aimed at the structure characteristic of Jilin melioration flesh cattle, mainly described the key technique of Jilin melioration flesh cattle garment leather.
针对吉林改良优质肉牛皮的组织结构特点，阐述了肉牛皮服装革工艺的技术关键。 - 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 - Research on Soil Acidification and Acidic Soil's Melioration
土壤酸化和酸性土壤改良研究