研究地理学

He opened up the study of trade under increasing returns and imperfect competition and later resuscitated the study of economic geography.

他开创了在收益递增和不完全竞争框架下的贸易理论，之后又复兴了经济地理学的研究。

This dissertation tries to probe into the mode of urban land efficient utilization from the point of view of multi-disciplinary incorporating urban economics, urban land geography, theory of sustainable development and urban land ecology etc. with the research of urban land intensified utilization and upbuilds the frame of land utilization efficiency evaluation according to the definition of connotation about urban land utilization efficiency.

本文竭力从多学科的角度分析城市土地高效利用的方式，将城市经济学、城市土地地理学、可持续发展理论以及生态经济理论等运用到土地利用效率的研究中，最后根据所定义土地利用效率的内涵，建立了城市土地利用效率评价的框架。

The mutual penetration and promotion among archeology, anthropology, sociology, GIS technique, and history of environment has deepened and versified the study of historical geography.

借鉴国内外历史地理学的研究经验，我国历史地理学界面临着加强自然科学和社会科学汇合的高难度任务，还需要讨论历史环境影响评价的原则和范式。

The paper introduces the contents, theories and methods of phylogeographical, especially illustrates Avise's five species distribution patterns, coalescent theories, advantages of mtDNA diversity analysis and Templeton's nested analysis.

介绍了系统地理学的研究内容、理论、方法，重点介绍了AVISE的5种物种分布模式、中性溯祖理论、mtDNA多态性分析的优越性以及TEMPLETON的巢式支系法。

The scope of the collection is broad, encompassing all aspects of geography, cartography and selected facets of related disciplines such as history, anthropology, archaeology, sociology, demography, economics, geology, oceanography, meteorology, urban studies, travel, discovery and exploration, and materials on human beings as builders and despoilers of the environment.

其馆藏涉及的学科领域非常广泛，重点收藏地理学、制图学领域的文献，还有选择的收集一些相关学科（包括历史学、人类学、考古学、社会学、人口统计学、经济学、地质学、海洋学、气象学、城市研究、旅游、交通等）的文献。

Through a comprehensive review of the relevant theoretical studies and articles in both China and abroad and employing the relevant theories in such studies of regional economics, urban geography, economics and sociology and such methodologies as comparative analysis, empirical analysis, inductions and deductions and a combination of theories and practices, this dissertation intends to present against the status quo of Qindao's urbanization an overall and systematic analysis of the history, characteristics and existing problems of the city's urbanization to build up a scientific platform for the development of and innovations in the city's urbanization process to give suggestions related thereto.

本文通过对国内外相关理论研究及文献的综合分析，运用区域经济学、城市地理学、经济学、社会学等学科的相关理论，采用比较分析、实证分析、归纳演绎及理论实践相结合等方法，结合青岛城市化发展现状，对青岛城市化发展的历程、特点及存在的问题进行了全面系统的分析，为青岛城市化发展与创新提供了科学的依据，从而进一步提出了青岛城市化发展的对策。

From Yungui Plateau, Dabie Mountains and Funiu Mountains, and West Tianmu Mountain in China to determine the Genetic structure of Ginkgo populations, and to infer the glacial refugia of Ginkgo survived Quaternary ice ages.

种群进行了系统地理学研究，分析了银杏的遗传多样性格局，并探讨了银杏冰期避难所在和冰期后的扩散情况。

Major subject areas covered include: Molecular biology; Cell biology; Plant physiology; Anatomy and morphology; Biotechnology; Agronomy and horticulture; Forestry; Plant pathology; Ecology; Taxonomy, systematics and evolutionary studies; Flora reports and plant geography and so on.

主题范围包括：分子生物学、细胞生物学、植物生理学、形态解剖学、生物工程学、农学和园艺学、林学、植物病理学、生态学、分类学、系统和进化研究、植物志和植物地理学等等。

The research contents refer to subject areas mainly including multidisciplinary Geosciences, ecology, environmental sciences, physical geography, and plant sciences.

可以看出：国际上全球变化研究的论文数量一直呈增长趋势，以地球科学多学科、生态学、环境科学、自然地理学、植物学等学科领域为主。

Tourism geography is a subject researching human's trip, recuperation, healthy and merry entertainment and geographical environment as well as interrelating with social economic development. It is a newly rising subject emerging as tourism development requires.

旅游地理学是研究人类旅行游览、休憩疗养、康乐消遣同地理环境以及社会经济发展相互关系的一门学科，是应旅游业发展的需要而产生的新兴学科。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。