繁體版 English
登录 注册

erosion of soil中文是什么意思

发音:  
用"erosion of soil"造句"erosion of soil"怎么读"erosion of soil" in a sentence

中文翻译手机手机版

  • 土壤侵蚀

例句与用法

  • Influence of pam to capability of anti - wind erosion of soil
    对土壤抗风蚀能力的影响
  • The analysis on the mechanism of anti - wind erosion of soil crust
    土壤风蚀与植被防护研究
  • Along with the thorough study on formation process of water erosion of soil and its simulation , erosion forecasting model has been developed from empirical model and physical process model to disaggregation model
    摘要随着对土壤水蚀形成过程及其模拟研究的深入,侵蚀预报模型已由经验模型、物理过程模型向分布式模型发展。
  • The author considered that ploughing deeper and corn residues might form " flat type " boundary soil ( depth = 30cm ) . this kind of profile morphological characteristics could evidently increase the com yields and prevent the erosion of soil
    在三角坐标图中,不同形状界面构造土壤的三相组成分布区域是特征性的,因此,我们认为土壤三相组成特征可以作为评价土壤肥力退化的依据。
  • The thesis analyzed the current situation of sanjiang plain in heilongjiang : area of wetland is decresing , the fuction of it is degenerating ; the problems of loss of water and erosion of soil are important , natural calamity are often happened ; deversity of living beings is reducing
    摘要本文分析了黑龙江三江平原湿地的现状:湿地面积减少,功能退化;水土流失严重,旱涝灾害频发;生物多样性降低。
  • The results are summarized below : 1 ) study on soil science indicates that soil granular structure is the focus adjuster for soil fertility and it affects the space , water - grasp , aeration and anti - erosion of soil . and the percentage of aggregate is one of the key index that decides the speed and extent of soil erosion , hardening and degeneration because the soil degeneration will first lead to the disappearance of crumb - structure . so it is very important that the physical course and character of soil in different land use pattern are realized
    现将主要结果摘要如下: l 、士壤学研究表明,团粒结构是土壤肥力的中心调节器,影响着土壤的空隙性、持水性、通透性和抗蚀性;任何土壤的退化首先将表现出团粒结构的消失;团聚体百分比是决定土壤侵蚀、板结等物理过程速度和幅度的关键指标之一,了解不同土地利用和土壤管理方式的物理过程和性质相当重要。
  • At the same time the study analyse the structural system of the index and it ' s weight with the ahp , and choose soil quality , soil thickness , the content of organic matter , terrain , elevation and the ration of irrigated guarantee as gradation index and choose soil quality , soil thickness , the content of organic matter , terrain , elevation , the ration of irrigated guarantee , the condition of traffic , the distance from the central city , the scatter degree of field , the neat degree of field , loss of water and erosion of soil and land contamination as classification index . at the same time the study emphasize the effect of the condition of ecological condition and environmental contamination
    采用层次分析法对该区域农用地分等定级的指标体系及其权重进行了研究,选择表层质地、土层厚度、有机质含量、地形、海拔、灌溉保证率等6项指标参与分等评价,选取表层质地、土层厚度、有机质含量、地形、海拔、灌溉保证率、对外交通状况、距市中心距离、田间道路状况、田块分散度、地面平整度、水土流失、土地污染等13个因子分指标区进行定级评价,强调了生态条件及其环境污染状况在农用地分等定级中的作用。
  • However the extensive use of scientific technology has brought serious environmental issues to the mankind in the same time , such as the waste of resources , the exhaustion of energy , the loss of water and erosion of soil , the greenhouse effect , the environmental pollution of the earth and so on , which made people in the world have to face the living crisis that they had never met
    与此同时,科学技术的广泛利用也为人类社会带来了严重的环境问题,如资源浪费、能源枯竭、水土流失、温室效应、地球环境污染等,使人类面临前所未有的生存危机。如何协调人与环境、环境保护和经济发展的关系成为全球关注的热点。
用"erosion of soil"造句  
erosion of soil的中文翻译,erosion of soil是什么意思,怎么用汉语翻译erosion of soil,erosion of soil的中文意思,erosion of soil的中文erosion of soil in Chineseerosion of soil的中文erosion of soil怎么读,发音,例句,用法和解释由查查在线词典提供,版权所有违者必究。