在快速城市化进程中，受到自然和人为因素的综合影响，区域环境演变过程和影响因素更加复杂。
During the rapid urbanization, the process of the regional environment change becomes more complex due to the combined influence of natural and human factors.
根据野外调查与遥感解译结果，结合前人的研究资料，论述了若尔盖高原草原沙化的自然因素和人为因素。
This paper mainly analyzes the natural and anthropogenic causes of grassland desertification in the Ruoergai Plateau using the method of remote sensing and field investigation.
河流泥沙是流域内各种自然因素和人为因素综合作用的反应，与河道本身冲淤变化密切相关。
River sediment yield is the reaction of various natural factors and human action factor comprehensive role in basin, wash with sedimentation of river course to change, is related closely.
从自然因素和人为因素两个方面分析了黄土高原水土流失严重的原因。
Causes of severe soil and water loss in the loess plateau region were analyzed from not only natural but also human factors.
指出该区由于受自然因素和人为因素的影响，目前滑坡灾害又处于一个新的活跃期。
It also points out that at present landslide disasters are in a new active phase because of the effects by natural and human factors in this region.
但自然因素和人为因素的主次因地而异。
But the importance of natural factors and artificial factors vary in places.
由于自然因素和人为因素的影响，区域生态环境功能不断退化。
Because of the influence of the nature factor and the artificial factor, district ecosystem environment the function is continuously deteriorating.
基于NPP和理论载畜量的估算，定量分析了自然因素和人为因素对草地沙化的作用程度。
Based on an estimation of NPP and the theoretical livestock capacity of grassland, the effects of natural and artificial factors on grassland desertification were analyzed quantitatively.
农业气候处于农业和气候两大系统的界面，是一个兼受自然因素和人为因素复杂影响的动态系统。
The agroclimate located in the median surface of two macrosystem of the agriculture and the climate is a dynamic system, which has been affected by both the human factors and natural factors.
冒落型矿震属于塌陷地震的范畴，其形成和演化受到区内自然因素和人为因素的作用。
The mine tremor due to falling-in appertains a kind of seismic subsidence. Its formation and evolution are affected by many natural and man-made factors in this region.
阐述了吉林省西部土地沙漠化的成因是自然因素和人为因素，资源类型分为3大类、11种类型、9种土壤种类。
Natural factors and artificial factors result in the sandification of the land in west Jilin Province. The resources types are divided into 3 main kinds, 11 types and 9 varieties of soil.
综合分析认为，造成这一地区砷相对富集的原因并非单一因素，而是自然因素和人为因素综合作用的结果。
The generalized analysis shows that the reason which causes this local high arsenic concentrates relatively is not single, but a combined result of natural factors and the human factors.
影响小麦品质的因素主要是遗传因素和环境因素，其中环境因素又包括各种自然生态因素和人为因素。
The main factors affecting wheat quality are heredity and environment including many ecological factors and the factors in cultivation.
影响小麦品质的因素主要是遗传因素和环境因素，其中环境因素又包括各种自然生态因素和人为因素。
The main factors affecting wheat quality are heredity and environment including many ecological factors and the factors in cultivation.
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