• The dynamic analysis of hydraulic pumping units was carried out in this paper by using the theory of mechanical vibrations.

    应用机械振动理论,对液压抽油机的动态特性进行了分析。

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  • A fast skeletonization algorithm directly for gray-scale patterns is presented in this paper by simulating the procedure of water scouring the image surfaces.

    通过模拟水流冲刷图像表面的过程,本文提出了一种直接针对灰度图像的高效的骨架化算法。

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  • Characters of transitive index of graph are given in this paper by applying some methods in graph theory.

    利用图论方法,给出了图的传递指数若干性质,并给出了传递指数的上界与下界。

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  • The precise tangent stiffness matrix of space cable element is derived in this paper by using equilibrium equation.

    本文采用状态平衡方程推导出用超越函数表示的空间索单元切线刚度矩阵的精确表达式。

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  • An improved consensus data fusion algorithm was proposed in this paper by the definition of a new confidence distance.

    通过定义一种新的置信距离,提出了一种改进的一致性数据融合算法。

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  • The interaction between aqueous polyurethane resins and collagen was studied in this paper by ultraviolet spectroscopy.

    本文采用紫外光谱法研究了阴、阳、非离子型水溶性聚氨酯树脂与胶原的相互作用。

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  • The vertical vibrating characteristics of ribbed floor plate models are studied in this paper by using laser holography.

    本文是用激光全息照相法研究肋形楼板模型的垂直振动特性。

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  • In this paper by using the property of Fourier series a compound series consisting of trigonometric series and power series is established.

    摘要利用由三角级数和幂级数复合构成的函数项级数的有关性质,得到了一类变系数非齐次调和方程边值问题的级数解。

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  • The effects of iron level in diatomite and pH value of beer on antioxidative activity of beer is studied in this paper by DPPH-spectroscopy.

    本文采用DPPH 分光光度法,研究了硅藻土的铁离子含量和啤酒pH值在过滤阶段对啤酒抗氧化力的影响。

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  • The vibration responses of floating drilling vessels in random sea waves are studied in this paper by using the theory of random vibrations.

    应用随机振动理论,对浮动式钻井装置在随机海浪作用下的动力响应进行了分析。

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  • Such comparison is made in this paper by using updated economic data and the tentative criteria published by Ministry of Electric Power in 1982.

    本文利用新近的经济数据和电力部1982年颁布的电力工程项目方案经济比较标准作了这种比较。

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  • A simply method of tilting survey and calculation is introduced in this paper by survey, analysis and calculation for the Leaning Tower of Chigang.

    本文主要通过对赤岗塔倾斜的观测、分析与计算,介绍一种简易的倾斜观测与计算的测量方法。

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  • A model for evaluating the capacity of district synthetic preventing system in terms of earthquake losses is established in this paper by using fuzzy mathematics.

    本文针对一个区域的现况,以经济损失为指标,用模糊数学的方法,建立了区域地震综合防御体系能力的评估模型。

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  • Based on qualitative analysis, the observational data of compression stress metre in a concrete dam have been analyzed quantitatively in this paper by mathematical mode.

    在定性分析的基础上,通过建立数学模型,对某混凝土坝压应力计观测资料进行了定量分析。

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  • The new practical design method and design circuit for multi-state control of multi electric machinery are provided in this paper by using the method of logical function.

    通过运用逻辑函数的方法,对多台电机多种状态控制线路提出了新型实用的设计方法及设计电路。

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  • A nonlinear system parameters identification problem is investigated in this paper by introducing a relaxation method used for solving the linear equations of the system.

    研究了非线性参数系统模型的识别问题,通过引入求解线性方程组的松驰法思想,构造了一类新的迭代识别算法。

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  • The mechanical behaviour of polycarbonate (PC) is studied in this paper by tensile experiments. A set of true stress—strain curves for different strain rates is obtained.

    本文通过拉伸实验研究了国产聚碳酸酯板的力学行为,得到了这种材料在不同应变速率下的真实应力—应变曲线。

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  • In this paper by using the symplectic transformation condition, some new formulas including Chebyshev Polynomial, trigonometric identity, hyperbolic identity were obtained.

    利用辛变换条件得到了一些新的切比雪夫多项式公式、三角恒等式和双曲恒等式。

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  • The effects of stator and rotor eccentricity on the magnetic field distributions, cogging torque and unbalanced force were calculated in this paper by using finite element method (FEM).

    采用有限元法计算分析了定子偏心与转子偏心对无刷直流电动机的气隙磁场、定位力矩及单向磁拉力的影响。

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  • This paper by the real data shows that greater technical and economic benefit can be achieved with this technique in production of steel castings.

    本文用具体数据资料论述采用空心微珠保温冒口给铸钢生产带来的技术-经济效益。

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  • This paper by introducing integral deals with the uniqueness and stability of solution of the Cauchy problem to a form of semi-linear parabolic equation.

    本文采用引进积分的方法讨论一类半线性抛物型方程柯西问题解的唯一性与稳定性。

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  • This paper, by analyzing the bankruptcy cases of two American corporations, Enron and MCI Worldcom, discusses the fraud motives, the exterior environment and the system restriction of this phenomenon.

    本文结合美国安然、世通公司的破产案例,就会计诚信缺失现象的“作弊”动机、外部环境、制度制约进行分析。

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  • This paper, by inferring from my experience of teaching translation, aims to probe into the cultivation of thinking.

    本文结合笔者从事翻译教学的体会,探讨了翻译教学中思维能力培养的问题。

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  • This paper, by stressing an investigation into Liu Zongyuan's mental state while in exile, makes a study of the artistic conception of his poetic creation.

    本文着重从谪居心态方面探讨柳宗元诗歌的诗境构造方式。

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  • This paper, by making the statistics of 137 articles from three public lectures on the swimming science in China, discusses the current situation of the swimming scientific research in China.

    本文通过对三届全国游泳科学论文报告会137篇入选论文的归纳统计,论述了我国游泳科研工作的现状。

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  • This paper, by examples, introduces the application of triple root in the calculation and proof of complex number, and exact division in multinomial.

    本文通过几个例子介绍了三次单位根在复数计算、证明与多项式整除中的应用。

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  • This paper, by analyzing the oral characteristics of Listening materials and the difficulties which listeners meet with in listening, presents some ideas about teaching listening.

    本文通过分析听力材料的口语特点和学习者在听的过程中所面临的困难,对听力教学提出了一些自己的看法。

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  • This paper, by analyzing the oral characteristics of Listening materials and the difficulties which listeners meet with in listening, presents some ideas about teaching listening.

    本文通过分析听力材料的口语特点和学习者在听的过程中所面临的困难,对听力教学提出了一些自己的看法。

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