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Based on the decode-and-forward relaying mode, a joint optimization scheme of power and bandwidth was analyzed for two-hop relaying system with orthogonal frequency division multiplexing (OFDM).
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摘要针对再生中继方式，分析了基于正交频分复用(OFDM)的两跳中继系统的功率和带宽的联合优化，并以最大化端到端的信息速率为优化准则，给出了两跳的次优带宽分配策略和相应的功率分配注水定理算法。 |
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Based on the deep research on the fete ceremony for Panwangpo of Pingdi Yao in certain town, the article reveals the connotation of anthropology profoundly.
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本文通过对恭城平地瑶“盘王婆”祭仪的深入研究，揭示了“社会记忆”的人类学内涵。 |
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Based on the deep understanding and taking full advantage lf the company will develop at more rapid speed and offer bdtter services for more customers in the future.
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凭借对行业的深刻理解和对于人才优势的充分利用，在未来的时间里，公司在各方面将会以更快的速度向前发展，以更为专业的水平服务于更多的客户。 |
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Based on the definition of research university and national independent innovation system, in accordance with the practice of research university, this paper expounds on the effect of the research university in the national independent innovation system,
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本文在界定研究型大学及国家自主创新体系的基础上，结合研究型大学的实际，分析了研究型大学在国家自主创新体系中成为自主创新的源泉、培养创新型人才、提升企业自主创新能力、提供集成创新成果等方面的作用。 |
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Based on the definition of urban land intensive use, and utilizing index data of urban land use in Wuhan City, the paper selects the corresponding evaluation index system to make a quantitative analysis of intensivism extent of urban land use and expects
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摘要在界定城市土地集约利用内涵的基础上，以此为标准，结合武汉市城市土地利用的各项指标数据，选取相应的评价指标体系，首先应用层次分析法构建评价模型并确定指标权重，对武汉市城市用地集约程度进行定量化评价；同时应用多城市对比评价方法与其进行评价效果的比较，以期得到该市土地利用较准确的评价成果。 |
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Based on the definition, composing and research field, this paper discussed the effect and guide idea on information source construction of animal husbandry, the problem during the process of construction, key direction on construction means and developme
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本文从畜牧业信息的定义、构成与研究范畴出发，阐述了畜牧业信息资源建设的作用，指出了目前建设过程中存在的问题，指明了我国畜牧业信息资源建设的指导思想、建设方法及开发利用的主要方向。 |
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Based on the definition, meaning and standard of information Literacy, this paper introduces domestic and international research and practice on Information Literacy Instruction.
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摘要文章以信息素质的定义、内涵和标准为基础，介绍了国内外信息素质教育理论研究与实践进行的情况。 |
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Based on the demand of energy saving and environment protection, this paper presents the work principle, configuration and the characteristic of condensing furnace, and describes the application prospects in heating with heat air.
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摘要基于节能和环保的要求，介绍了国外冷凝式热风炉的结构、工作原理和特点，以及在热风采暖中，冷凝式热风炉的应用前景。 |
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Based on the demonstrative study, the paper points out the defect in the expectancy disparity model and offers some modifications.
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在实证研究的基础上，指出了期望差异模型的不足，并提出了新的期望差异概念模型。 |
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Based on the depth of the hole and on reports that the district later had its water cut off, American troops concluded that a massive amount of homemade explosive had been stuffed into an underground pipe to avoid leaving any trace on the surface.
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根据洞的深度和报道说这一地区稍候的停水，美军推测大量自制炸弹被埋在地下管道以防地面留下路痕迹被暴露。 |
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Based on the description of attributive and spatial database structure and the logic relationship for the system, the graphic platform and the database platform for the system is briefly explained herein with the basic principle and structure for the desi
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通过描述该系统空间和属性数据库结构和系统逻辑关系，扼要说明了系统采用的图形平台和数据平台，介绍了系统设计的基本原则和基本结构。 |
