area search,arithmetic design service

Setting up Interregional Ecological Compensation Mechanism to Advance Coordinated Development of Regional Economy;

區域間生態補償機制推進區域經濟協調發展

The data analysis of regional water resources and economic society coupling system sustainable development;

區域水資源與經濟社會耦合系統可持續發展的量化分析

Determination of Lead in Human Hair of Different Regions by FAAS;

火焰原子吸收光譜法測定不同區域人發中鉛

Development of district environment economics indicator system;

區域環境經濟指標體系的構建

The analysis of investment structure in district environment pollution control;

區域環境污染治理投資結構分析

A Compare Study and Evaluation for the Competitive Capability of Chinese District Agriculture;

中國區域農業競爭力的評估及比較研究

Study on dynamically monitoring the land salinizing in the typical area of inner mongolia;

內蒙古土地鹽漬化典型區域動態監測研究

Sustainable development of area water resource;

區域水資源的可持續發展

Research on evaluation for the competition ability of areal investment environment based on fuzzy theory;

區域投資環境競爭力的模糊綜合評價研究

Soil Quality Evaluation of Regional Green Food Producing Area——Taking the Linfen City of Shanxi Province as Example;

區域綠色食品產地土壤質量監測與評價——以山西省臨汾市為例

Regional design: Recovering a great landscape architecture and urban planning tradition;

區域設計:景觀規劃設計與城市規劃優秀傳統的復興

As a result, human earth study must fall onto the regions.

人地系統研究最終必須落實到區域層

A computing method of thearea enclosing by the interaction of one non-regular curve and many non -regular regions isput forward.

分析了不規則曲線在ＡｕｔｏＣＡＤ中的表示方法及其數據結構，給出了利用ＡＤＳ（ＡｕｔｏＣＡＤＤｅｖｅｉｏｐｍｅｎｔＳｙｓｔｅｍ）對一條不規則曲線與多個不規則區域相交所圍成的面積進行計算的方法。

In this paper, based both on graph theory and on turn-left algorithm, a recursive-and-backward researching algorithm of realtimely establishing regions topological relations is designed to meet the needs of geographical information processing.

針對GIS中建立區域拓撲關系的實時性要求,論文提出一個結合基于圖的拓撲信息和基于幾何的左轉算法的區域拓撲關系生成算法。