查询词典 gis

The semivariogram models built by former analysis used as the input functions for Kriging that making isohyetal maps by integrating GIS.

为具体表现本区之台风降雨空间分布之情形，遂以前项所得之半变异函数作为克利金推估之输入函数，并应用地理资讯系统建立等雨量线分布图。

By using GIStechniques, them were discussed that the eco-environmental conditions andimpacts of spatial and temporal on tourism development in the centralurban area-Dongsheng District in the recent years. With the case studyof The Erdos Nature Relict for the Larus relictus, the characteristicsof tourist development impacts on eco-environment were discussed.

主要工作包括：(1)从系统发展的角度出发，运用区域整体分析法对鄂尔多斯市1998～2003年的旅游环境变化特点进行了评价，并对经济、社会文化和生态环境三方面发展的协调程度进行了分析；(2)应用GIS 软件、DEM、TM 影像图和相关气象资料对其中心城区——东胜区近年来的生态环境状况进行了定量分析，探讨了生态环境对旅游开发的时、空影响特征；(3)利用HANNA 仪器进行实地检测并结合TM 影像图，对鄂尔多斯市重点旅游景区——泊江海子高原湿地生态自然保护区的植被、水体和土壤进行了定性、定量分析，探讨了近年来旅游开发对生态环境的影响特征。

Seven genera of Lasiocampidae are mainly distributed in south China and east China (except for individual species of Dendrolimus).

运用 GIS操作平台对我国枯叶蛾科7个属的地理分布进行研究，结果表明枯叶蛾科7个属的松毛虫主要分布於我国的东部和南部(除松毛虫属的个别物种在我国西北部有分布)。

The problems include mixed pixel, shadow, metameric substance of same spectrum, metameric spectrum of same substance, and special stony land. According to the classification standard of National Environmental Protection Bureau in 2000 and actual situation in Huajiang karst gorge, the author adopts the technique wh...

根据国家环保局2000年分类标准，结合花江喀斯特峡谷的实际情况，本文采用了RS、GIS和传统勾绘技术相结合的方法进行土地利用类型划分，分类结果表明此方法是可行的，其精度可达89.65%。

This method makes the general average loss of the losses for fail report and misdeclaration to be minimum, and make up for the lower degree of accuracy of debris flow forecast in a certain extent.

利用泥石流运动数值模拟和GIS技术相结合的方法对泥石流在出山口后的运动和堆积过程进行数值模拟和危险性分区，创建了泥石流运动数值模拟和危险性分区的新方法。

With the rapid developments of computer technologies, GIS has experienced the process of naissance, rapid development, and getting to maturity.

伴随着计算机技术的飞速发展，地理信息系统经历了从诞生到蓬勃发展，到今天的趋于成熟的过程。

To these facts and the ecological characters of karst area,considering the difference of lithology as the dominant factor,the accountable factors were identified as the assessment indices respectively in carbonate rock areas and noncarbonate rock areas,and the possibly sensitivity degree and distribution law of water and soil loss were analyzed based GIS technology.

结果显示：桂西北河池市水土流失敏感区面积比例在99%以上，其中碳酸盐岩区域水土流失敏感性明显高于非碳酸盐岩区域；从全市来看，水土流失敏感程度较高，其中高度敏感和极度敏感面积比例分别达到了31%和237%；水土流失重要敏感区主要分布于河池市南部的都安大化和中北部岩溶山原区，这些地区应加强生态环境防护措施。

Soil erosion intensity presented the characteristics of nubby discontinuous distribution in spatial, which is

采用影响度指数表示评价单元的土壤侵蚀对水质的影响程度，选择土地利用、离沟道距离、K值、坡度和侵蚀模数等作为评价影响度的影响因子，采用专家打分和综合评判法并结合GIS对土壤允许流失量进行判定；研究表明，研究区土壤允许流失量在100～500 t/km~2·a之间，且以200 t/km~2·a占绝大多数，100 t/km~2·a、300 t/km~2·a、400 t/km~2·a和500 t/km~2·a仅有零星的分布。

The center technology is spatial OLAP and spatial OLAM on the basis of GIS.

因此，建立集成空间信息分析处理的智能决策支持系统是极其必要的。

In this paper, GIS is adopted to analyze the long-time series of ecological feature of Ommastrephes Bartrami and the relationship between Ommastrephes Bartrami fishery and oceanic environment factors in North West Pacific, based on the North West Pacific Ommastrephes Bartrami database.

本文利用地理信息系统，基于863项目建立的西北太平洋柔鱼综合数据库，对西北太平洋柔鱼渔场与海洋环境因子的关系，以及柔鱼生物、生态学特征进行了长序列数据分析研究。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。