The foreign research progress on mathematical models of cross-flow drying for grain was reviewed in the paper.
综述了国外有关谷物横流干燥数学模型的研究进展。
This part mainly introduces the concept, connotation, domestic and foreign research progress and basis of theory.
第一部分主要介绍有关城市竞争力的概念、内涵、国内外研究进展以及相关理论基础。
Methods By combining the foreign literatures, the progress in the mechanism research of histamine H4 receptor ligands and the prospect of drug therapy with H4 receptor ligands are introduced.
方法：结合国外文献简述组胺h 4受体配体作用机制的研究进展以及药物治疗的前景。
In this paper, both at home and abroad on the theory, of the use of foreign research results and new progress.
本文首先阐述了国内外对利用外资理论的研究成果和较新进展。
This paper mainly gives a review on the progress of regional tourism competition study in foreign countries, and summarizes the characteristic content and trends in each research stage.
本文主要回顾国外区域旅游竞争研究的进展，总结出不同阶段区域旅游竞争研究内容、特点和走向，并简要介绍了国内区域旅游竞争研究的一些代表性观点。
This paper reviewed the progress of compound analgesics at home and abroad in recent years, especially the significance of drug combination, domestic and foreign research and application perspective.
对近年国内外复方镇痛药，尤其是药物合并使用的意义、国内外研究热点及应用前景展开论述。
In the first part, an introduction is given to simply review the background, significance and the latest domestic and foreign progress of the related fields of the research.
阐述了本研究的选题背景和研究意义，并对国内外的相关领域的研究现状以及最新进展进行了简单的总结和回顾。
The dust monitoring significance is pointed out through the analysis of dust hazards and the progress in both domestic and foreign research on dust monitoring techniques is discussed.
通过分析粉尘的危害指出进行粉尘监测的意义，讨论了国内外粉尘监测技术方面的研究进展。
The first part discusses the origin and significance of topics, as well as domestic and foreign situation of the progress of research, which provides a theoretical basis.
第一部分论述了选题的由来和意义，以及国内外相关研究的进展状况，为本文研究提供了理论基础。
This paper consists of five parts: in preface, the basis, the significance, the characteristics of the subject and the related foreign and domestic current research progress are briefly introduced.
全文共分五个部分：前言简单介绍了本课题的选题依据、选题价值、研究特色以及本课题的国内外研究现状。
This paper consists of five parts: in preface, the basis, the significance, the characteristics of the subject and the related foreign and domestic current research progress are briefly introduced.
全文共分五个部分：前言简单介绍了本课题的选题依据、选题价值、研究特色以及本课题的国内外研究现状。
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