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By means of analyzing the history documents、archeology and geology information, the author considers that the Dalang ruins in Hepu county is not the ruins of the Hepu port in the Western Han Dynasty, the former conclusion is drawn by the project members o
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摘要本文通过对历史文献及考古、地质资料的分析，认为合浦大浪城址不是广西文物工作队课题组所推定的西汉合浦港址，而是北宋开宝五年至太平兴国八年（972~983年）的廉州治所遗址。 |
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By means of analyzing the measured data of deformation and temperature inside the structure, the laws of deformation and temperature of the SFRC structure under the influences of early hydration heat and outside temperature were found.
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通过实测结构内部温度及其变形，给出了钢纤维混凝土在早期水化热及外界温度影响下的温度及变形规律。 |
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By means of breaking out away from the shackle centrifugal force, the space is extended unlimitedly and thus to bring a Utopian space phantasm.
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通过摆脱地心引力的桎梏，空间的疆域被无限放大，从而带来一种乌托邦式的空间幻像。 |
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By means of building the product definition model and environment definition one, this paper also analyzes the interaction between two models and puts forward the way of how to build the container crane parameter calculation system by VB and ACCESS softwa
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利用VB软件和ACCESS软件将作为输入的产品定义数据和环境定义数据和输出的目标响应数据之间的映射关系信息进行编程，制成集装箱装卸桥参数化计算系统。 |
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By means of carrying out parameterization on finite element model of certain punching-welding bridge housing and through optimization analysis, this paper realized the light weighted optimization design of punching-welding bridge housing under the conditi
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摘要通过对某冲焊桥壳的有限元模型进行参数化，经过优化分析，使得桥壳在满足垂直弯曲刚度、垂直弯曲强度和垂直弯曲疲劳寿命的条件下，实现了冲焊桥壳的轻量化设计。 |
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By means of case study of the development of software for the rural cadastral information system in Jiangsu, the framework, database functions and features of RCIS as well as the prospective applications of the system were elaborated.
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以江苏省农村地籍管理信息系统软件的开发为例，详细阐述了系统的框架结构、数据库建设、功能构成和系统特色，探讨了系统的应用前景。 |
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By means of chemical composition analysis, hardness testing, non-metallic inclusion examination, metallographic examination, macro and micro-fractography fracture analysis were conducted.
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对剃齿刀断口进行了宏、微观检验、化学成分分析、硬度测试和非金属夹杂物及显微组织检验。 |
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By means of comparative experiments, this paper illustrates the influences of different cements, admixtures of flash-setting agents, water cement ratios, curing temperatures and raw materials on the performances of sprayed concrete, such as the setting ti
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摘要通过对比试验，阐明了不同水泥、不同速凝剂掺量、水灰比、养护温度以及原材料在不同风化和水化程度条件下，对喷射混凝土凝结时间、强度、收缩率等性能的影响，以期为喷射混凝土的实际应用提供规律性的参考资料。 |
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By means of comparing, analyzing and generalizing the functions and needs of a water environment information systen, the commonness of the system function may be found.
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摘要对当前水环境信息系统的功能进行了比较和归纳，对其业务需求进行了抽象概括，找出其功能上的共性。 |
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By means of comparison and calculation of two kinds of shuttlelesss rapier and air jet loom in invest yield and manufacturing cost etc., it is demonstrated that although the once only investment of air-jet loom is greatter, yet it has distinctive superior
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摘要通过对性能相近的剑杆多臂和喷气多臂两种无梭织机在投资、生产率及生产成本等方面的对比和计算，证明喷气织机虽然一次性投资较大，但以其独特的车速优势、生产率优势奠定了其在无梭织机中的重要地位。 |
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By means of comprehensive study of the whole process to derive the calculation of relative gain variation, a mathematical formula how to make a well-founded understanding and correct use of the differential calculation method when making every efforts to
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因此，本文通过全面考察推导增益相对变化量的计算全过程，根据所给出的另一种准确计算方法，重点提出了在要求准确地计算放大器闭环增益的相对变化量时，怎样正确理解和运用微分计算方法的数学表达式。 |
