经济地理学

Starting from the fundamental research rules of anthropogeography and based on the research achievements in other subjects and science,the present paper penetrates into the standard research paradigms of geopolitics and geo-economics and the similarities and differences between them.

笔者从人文地理学的基本研究规律出发，在借鉴其他学科已有研究成果的基础上，深入细致地探讨了地缘政治和地缘经济的研究范式及其异同，将国家利益、地理环境、区域、控制、合作、国内利益关系等作为地缘政治和地缘经济的基本研究范式。

It mainly researches anthropology, economics, geography, public health, biodemography, population and the environment, economic development and demographic change, etc.

主要研究领域包括人类学、经济学、地理学、公共健康、生态统计学、人口与环境、经济发展与人口变化等。

Among the four subsystems of PRED, the connection between Population and Development is the central concern and consequently attracts comprehensive attentions from geography、economy and demology.

在PRED四个子系统中，人口和经济发展的关系是区域可持续发展的轴心问题，因此长期以来倍受地理学、经济学和人口学的关注。

The theory roots in the technology economics、 information economics、 region economics、 industry economics and human geography. The research methods include epagoge、 deductive method、 demonstration、 logic framework and so on.

本论文运用技术经济、信息经济、区域经济、产业经济和人文地理学的相关理论，采用归纳演绎、统计分析、实证研究和逻辑框架图等多种研究方法对信息技术对企业空间结构演变的影响动因以及企业空间结构演变的趋势进行研究论证。

It contains entries dealing with various aspects of extant and fossil American plants and fungi, including systematics and floristics, morphology, and ecology, as well as economic botany and general botany (publications dealing with botanists, herbaria, etc.).

索引条目涉及美国现存的、化石的植物和真菌类的各方面信息，包括系统学、植物区系地理学、形态学和生态学，经济植物学和普通植物学，还涉及植物学家和标本的出版物信息。

Located at front edge of international geography, it is also a break point in studying global and regional environmental change in the field of nature, society and economics.

同时也是从自然和社会经济两方面综合研究全球和区域环境变化的突破口之一，是地理学综合研究的国际性前沿课题。

Based on the existed research, the study found that the selection of these subjects have rarely been studied, so the selection of this theme has significance in the information society geography theory and can rich the tourist sites in geography study and can guide new thoughts. The second part discusses distance decay effects in web sever when attenuation theory be chose in electronic age location. It considers 7 factors: knowledge spillover environment and yi to technological innovation information reaches nature, decision-maker behavior,human capital factor, supply chain environment, yi to the developed communication net and network of communication lines reaches nature, agglomeration factor, commercial and trade circumstance. Part three studies location significance of outdoor sports websites. Though investigating and analyzing our country 30 cities's outdoor sports websites in China, the author gives out the location characteristics of outdoor sports websites in actual geographical space, and take Shijiazhuang for example, the author analyzes the stadiums gathering effection to the outdoor sports websites which are near the stadiums, and dividing the location into gathering area and non-gathering area the author studies the effects for information flow guiding people flow. Part four is the conclusion which includes four conclusions reached by this article.

在国内外已有研究的基础上，发现本文的选题在国内外研究中基本处于空白状态，对于丰富信息社会地理学理论及引导旅游网站在地理学的研究新思维有重要意义；第二部分论述了服务器距离衰减原理在电子服务区位选择中的作用，并分别从知识溢出环境和对技术创新信息的易达性、决策者行为、人力资本因素、供应链环境、对发达通讯网和交通网的易达性、集聚因素和经济贸易因素七个方面进行考量；第三部分通过对我国30个城市的户外运动网站地址进行调查分析，总结出户外运动网站在实际空间分布上的区位特征，并对聚集区与非聚集区的区位在信息流导引人流中的作用—以石家庄市户外运动网站受临近体育场聚集效应的影响为例，作了实证分析；第四部分为结论，总结了本文研究所得出的四点结论。

Based on the analysis of global development in the new century,this paper urged that synthetization,socialization and application will be the three trends of future human geography.

本文结合国外人文地理学发展动态和21世纪社会经济发展趋势，指出新时期的人文地理学将朝着综合化、社会化、应用化方向发展。

It is known that geography have synthetical and regional attributesThe geographic environment, the study object of geography, consisting of hydrosphere, noosphere, atmosphere, geosphere and biosphere, is a complex system composed of all kinds of physical and human phenomena on the earth surface, so geography is synthetical subject having physical science trait and social science trait, in the view of theoretic system or methodologyIn the course of geographical development, synthetical study is the most di...

从地理学最高层面的科学难点问题—&综合性&出发，本文阐述了土地利用变化是人地关系地域系统研究的核心领域的观点。并从人文地理学的视角，解析了土地利用变化驱动机制的三个重要内容：消费需求拉动、经济效益驱使、以及协调发展理念作用等；提出了规制、对策的经济评价、以及环境伦理等三个人文地理学研究土地利用变化的新命题。

This article aims to make a more broad and deep research though historical, economic and geographical method on the backgrounds of former studies.

本文正是在前人研究的基础上，运用历史经济地理学的方法，进行更加深入全面的探讨。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。