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Abstract: By means of shaking-table test, the static and dynamic properties of high rockfill dams constructed on deep overburdens are researched; the reasonability and correctness of the mathematical and mechanical models developed and employed in the num
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文摘:通过振动台试验研究，探讨了修建在深覆盖层上的高堆石坝动力工作性态；验证了数值分析时建立的考虑坝体-地基相互作用的数学、力学模型的正确性。 |
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Abstract: By means of the basic climatic principle and the local astronomical parameters the optimal dip angle,maximum wind pressure borne by the roof material,the depth of the cold-proof ditch and the suitable distance between the greenhouses in Chengdu
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文摘:应用气侯学基本原理,当地天文参数与气候资料,计算了成都地区节能日光温室采光面最佳倾斜角,顶面覆盖材料承受最大风压,防寒沟深度及温室间适宜距离。 |
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Abstract: By observating 46 patients with pulmonary encephalopathy in the early phase,the observation methods and contents for this disease were summarized.By analysing the inducing factors of pulmonary encephalopathy,respiratory infection and airway obst
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文摘:对46例肺性脑病早期患者的临床观察，总结出肺性脑病早期的观察方法及内容，并对肺性脑病的诱因进行了分析，表明呼吸道感染和气道不畅是引起肺性脑病的主要诱因，从而提出了肺性脑病早期患者的安全防护和预防肺性脑病发生的措施。 |
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Abstract: By observing and analyzing the Queens Center and the related data, the author puts forward the key to the success of a shopping center.
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摘要：通过对昆士购物中心的观察和资料分析，提出了一个购物中心的成功之道。 |
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Abstract: By obstetrical and gynecological diseases, it refers to those special disorders which are related to the anatomy, physiology and pathology in women.
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文摘:妇产科疾病是指与妇女特殊的解剖、生理、病理特点相关的妇女所特有的疾病。 |
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Abstract: By taking the backfilling of foundation with soil mixture of clay, lime, coal slag and gravel as an example, the main factors affecting the compressive strength of this kind of soil mixture is analyzed through a series of physical and mechanical
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文摘:以由粘土、石灰、炉渣、石子组成的材料(四合土)对地基进行回填处理的工程为例，通过一系列四合土物理力学性能试验，分析影响四合土抗压强度的主要因素。 |
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Abstract: By the first integral method and properties of integral depending on a parameter, the necessary and sufficient condition on the existence of dead core solution for the boundary value of a class of nonlinear ordinary differential equations has be
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文摘:应用首次积分法并结合含参变量积分的性质，具体构造了一类二阶非线性常微分方程边值问题存在非负死角解的充分必要条件. |
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Abstract: By the method of literature summary and combining the pra ctice of marketing,the author expounds the theoretical problems,such as,the conn o tation and extension of sports products,and the conception of sports industries.
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文摘:采用文献综述研究方法，并与市场营销的实践紧密结合，论述了运动产品的内涵与外延；运动生产的定义；运动产业概念的界定等理论问题。 |
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Abstract: By the study of system security, during implement the MIS,the paper shows a way of system management, including two key techniques in user popedom and system log, and shows some discusses in familiar problem of system management.
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文摘:在开发管理信息系统的过程中，通过对系统管理安全性方面的研究，提出了利用权限口令和操作码2种关键技术来完成系统权限管理和日志管理的方法，并就系统管理中几个常见的问题做了一定的探讨和分析。 |
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Abstract: By the using of the theory of plastic mechanics, a calculated formula of ultimate strength of shearing stress is obtained for metallic materials with torsion of circular shaft,and the experimental results about low-carbon steel are given.
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文摘:利用塑性力学基本理论,建立了具有塑性屈服及强化特性金属材料圆轴扭转的剪应力强度极限的计算公式,并给出了低碳钢剪应力强度极限的处理结果. |
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Abstract: By using ELES model by LUCH, from the positive analysis of Chinese urban households' consumption patterns in 1998,such conclusions can be drawn: The index of marginal propensity to consume in urban households is 0.6166, among which that of margi
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文摘:用卢茨的ELES模型，对1998年中国城镇居民家庭消费结构进行实证分析，结果显示：中国城镇居民家庭的边际消费倾向为0．6166，其中食品的边际消费倾向高达0．1592；收入弹性方面，家庭设备用品及服务、杂项商品、交通通讯均大于1，其他小于1；各项商品及服务的自价格弹性比较大，而互价格弹性比较小。 |
