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Based on the cohesive theory of Halliday and other linguists, this paper gives a concrete analysis of English newspaper and magazine discourse and points out that lexical cohesion enables the unification of the context of the discourse, that it's the majo
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本文以韩礼德等语言学家的衔接理论为基础，对英语报刊语篇进行具体分析，指出词汇衔接能使语篇达到统一的语境，是构建语篇主题以及使语篇连贯的主要手段。 |
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Based on the collected data of mud rock flow in combination with rainfall condition, the author puts forward the early warning precipitation and range for slope mud rock flow, slide mud rock flow and gully mud rock flow and countermeasures.
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根据大苗山已经收集到的泥石流资料，结合降雨情况，提出坡面泥石流、滑坡泥石流和沟谷泥石流预警雨量和预警范围、治理措施。 |
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Based on the collection of the experiences and lessons from the network operation during the earthquake occurrence in FEMA and other organizations in USA, the countermeasures against the network system affected by the natural disaster or man-made hazards
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摘要根据收集的美国FEMA等机构有关地震中信息网络运行的经验教训资料，综述了自然灾害和人为事件对信息网络系统冲击的对策研究。 |
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Based on the collections of the dissertations, works and documents related to these bamboo slips, this article gives a research review on the retrospection of excavation and research history, the discussion and practice of the adjustment of the bamboo sli
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本文尽量搜罗有关这两批竹简的研究论文、论著及相关资料，分发掘与研究歴史的回顾、编联与缀合的方法论的探讨及其实践、疑难字的释读、文字编以及标识符号的记录等项目作了述评，以期对今后的研究有所助益。 |
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Based on the color aerial photo and the field survey data, this paper analyze the information of various land use type change and spatial characteristics in Yanan Ecological Construction Demonstration Area from 2000 to 2003 by RS, GIS and statistics metho
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摘要以航片等资料为基础，借助遥感影像解译、地理信息系统空间分析功能以及数理统计方法，分析了延安生态建设示范区2000-2003年间各土地利用类型的数量变化和空间特征，并且首次引入退耕指数、退耕弹性系数等指标对退耕还林工作进行评价。 |
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Based on the combination of evolution strategy and limit equilibrium method, an effective global optimization method is proposed to allocate the most dangerous non-circular critical slip surface corresponding to the minimum factor of safety in slopes.
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摘要将进化策略与边坡稳定极限平衡法相结合，建立了边坡任意形状最危险滑裂面及相应最小安全系数的全局优化搜索方法。 |
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Based on the combination of genetic algorithm and the BP neural network structural model, a new method with which neural network weight can be trained using genetic algorithm is designed.
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摘要在遗传算法与BP神经网络结构模型相结合的基础上，设计了用遗传算法训练神经网络权重的新方法。 |
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Based on the combination of the adjacent diffusion method and the selective smoothing filter, a new anisotropic diffusion algorithm for image enlargement is proposed, which is called as the adjacent diffusion and selective smoothing algorithm (ADASS).
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摘要提出了一种新型的各向异性扩散图像放大的邻域扩散选择平滑法(ADASS)，将邻域扩散法与选择平滑滤波器相结合，降低了算法的复杂度，并提高了图像的放大质量。 |
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Based on the common sub-pixel techniques on determining the precision of component, a sub-pixel algorithm was proposed for component image segmentation based on 3-spline interpolation.
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分析了亚像素边缘检测的原理及现有算法的优缺点，根据现有用亚像素对表面贴装元器件图像检测的算法，提出了三次样条插值的亚像素算法进行边缘提取。 |
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Based on the comparability of piezoelectric thermoelasticity and the heat exchange equations, a new augment dimensions constitutive relationship is established by combining the heat exchange equations into the constitutive equations of piezoelectric therm
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摘要根据压电热弹性体的本构关系和热传导关系的相似性，通过增维方式将热传导关系写进压电热弹性体的本构关系中，直接得到了一个新的增维的压电热弹性体本构关系。 |
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Based on the comparative analysis of style, stigma size, pod length and width, pod surface area, seed diameter and dry weight between amphidiploids and their putative diploid ancestors, we observed that some accessions of amphidiploids revealed intermedia
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摘要通过比较分析薹属多倍体复合种与其祖先二倍体基本种在花柱、柱头大小、角果长度、宽度、种子直径及种子干重变化上的异同，发现多倍体复合种在这些发育性状上表现出处于两个祖先二倍体亲本之间，或只偏向于其中一个祖先亲本。 |
