地形区

GIS支持下的复杂地形区冬小麦长势遥感监测方法

The Monitoring Method of Winter Wheat Growing Vigor by Remote Sensing in Complicated Topographical Regions Based on GIS

ANSWERS主要适用于缓坡地形区的径流模拟、侵蚀模拟和农业污染物运移模拟。

The ANSWERS model is used to simulate runoff , erosion and pollutant transportation .

复杂地形区土壤侵蚀及其影响因子提取

Soil Erosion and Extraction of Its Influence Factors in Complex Topographical Region

地形区两种典型气压梯度力计算方法的比较

A comparison of two typical schemes for pressure gradient force calculation in topographic area

提出并试验了谱模式的一种地形区计算方案，有助于谱模式中对陡峭地形的处理。

A scheme to deal with steep mountain in spectral models is proposed and tested .

黔中喀斯特石漠化地形区森林植被恢复途径研究

A Study on the Approaches for Restoring Forest Vegetation in Karst Stone-desertification Area of Central Guizhou Province

从不同地形区种植业用水平衡状况来看，由于平原区对地下水资源过度开采使用，其缺水状况比山区严重。

Water resources in plain area were shorter than mountainous area because of over-extraction of groundwater and utilization in plain area .

太行山及其周边山脉地形区的位温梯度除范围大小略有变化外无明显日变化与季节变化。

Gradients in Taihang mountain and its adjacent sloping terrain regions show little seasonal and diurnal variability except a slight change of area .

指出不同地形区的层序地层叠置样式主控因素是有差异的。

It is pointed out that there are differences in main controlling factors of superposed style of the sequence stratigraphy in different morphologic regions .

在黄土塬区或复杂的黄土地形区作煤田地震勘探工作需要进行沿沟弯线地震施工技术的研究。

Coal field seismic prospecting in loess plateau or complicated loess topographic area needs going on the research of crook seismic working technology along channel .

在我国高等级公路的修建中，双连拱隧道方案已越来越多地被应用于特殊地质地形区，为我们带来了良好的技术经济效果。

When constructing senior highway in China , the project double-arc tunnel is often adopted in special geological and topograph districts in order to get better technological and economical purpose .

建立了一个3维非静力边界层模式，并采用一种新的非局地反梯度闭合方案在杭州湾附近复杂地形区进行了数值模拟。

A 3 dimensional non hydrostatic PBL model with a new non local counter gradient closure ( CG ) is developed and used to simulate the boundary layer on complex terrain near Hangzhou gulf .

本研究以普定县喀斯特地形区的森林植被类型调查入手，通过分析喀斯特石漠化地形区的各种森林植物，探讨森林群落植物组成和群落结构变化规律。

Based on the field investigation on the forest vegetation types in Puding County , this paper analyzed the various forest plants , and then discussed the forest community components and structures and their changing rules .

野生中间宿主动物感染率以青南高原为最高，祁连山地域的犬、狼等终末宿主动物的感染率高于其他两个地形区。

Higher prevalence in wild animals as intermediate host was found in the southern plateau , while that in final hosts such as dogs and wolves , the prevalence was higher in the area of Qilian mountain .

全新世后，随着大量河流物质和外海来沙，经现代潮流作用的改造，粗颗粒覆盖在水道边缘原始高地形区形成潮流沙脊。

With a mass of river and offshore sediments since Holocene , the coarse deposits covered the original slopping topographies by the edge of waterways in the process of modern tidal effect , which was result in the formation of tidal ridges .

低洼地形渍水区排水问题的改善

An Improvement on Drainage of Water Logged Zone in Low-lying Land

特殊地形地貌区燃煤电厂灰场防渗对策

Leakage prevention for ash site in typical landform area

地形匹配区选择准则研究

On the Selection Criterion for a Terrain Matching Field

固定源建场测深在地形复杂区的勘探试验研究

Prospecting test study on electromagnetic sounding for fixed excitated source in varied topography area

区域气候模式中侧边界地形缓冲区作用的数值试验

Numerical Experiments on the Effects of Lateral Boundary Topographic Buffer Zone in Regional Climate Model

其次介绍了我们做过的表面孤立子经过地形突变区分裂的实验。

At the same time , we introduce the experiments of fissions of surface solitons , which we have done .

采用磁棒代替线圈作磁探头，进行了固定源建场测深在地形复杂区的勘探试验。

This paper expounds the prospecting test study on electromagnetic sounding of fixed excitated source used magnetic stick as magnetic detector in varied topography area .

但用线圈作为磁探头的传统方法只能适用于地形平坦区，在地形复杂的勘探高难地区无法应用。

But traditional method used coils as magnetic detector is only applicable to smooth terrain area and can not be applied to varied topography area .

利用区域环境系统集成模式以1998年夏季为例，通过数值试验研究了侧边界地形缓冲区对区域气候模拟结果的影响。

The regional integrated environmental model system ( RIEMS ) is used to test the effects of lateral boundary topographic buffer zone on the simulation of climate in East Asia .

在生态环境建设中人们主要根据当地的地形地貌区和气候环境条件来确定各种针对性的治理措施和建设方向。

It is known that the local land-form , soil and vegetation types , and climatic conditions are widely used to determine the environment governing rules and management steps for different regions .

设置地形缓冲区并不改变模拟降水分布格局，但对主要降水区各降水时段降水强度的模拟有不同程度的改进。

It also shows that the quantitative precipitation simulation is improved with the buffer zone , whereas there is no significant change in precipitation scenario , especially in northern part of China .

结果表明，这3种方法在单独用于气压梯度的计算时，计算值都有较大误差，在地形陡峭区，相对误差可以达到20%以上。

Results show that all of the three methods are not precise enough when they are directly used in computation . In areas with steep slopes the relative errors of the three formulas can reach 20 % or above .

结果表明，设置侧边界地形缓冲区使模拟场和观测的均方根误差都有所减小，区域平均中尺度动能也减小，从而有利于维持区域模式长期积分的稳定性。

The results suggest that the root-mean-square error between simulation and observation is decreased when the regional model is conducted with the topographic buffer zone , and so does the meso-scale kinetic energy in model domain , which would be benefit for the long-range integration of regional model .

考虑地形条件下山区日照和辐射的GIS模型研究

Study on GIS-based Model of Sunlight and Radiation in view of terrain in Mountain Area

提出了先用Gabor滤波器检测晕线再提取居民地轮廓的方法，能够识别彩色地形图中街区式居民地。

A method to recognize the residential area symbols in the chromatic scanned topographic maps is offered , which firstly detects hatched lines by the Gabor filter and then extracts the contours of residential area symbols .