• 喜欢思考初中数学成绩较佳每次考试都在三名

    I like to think... in junior high school, my mathematics result better, every time the exam within the top three in the grade.

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  • 本文建立具有重复呼叫利用度线束的数学模型编制了求解数学模型的计算程序

    In this paper, a mathematical model of full - available bunch with repeated calls is presented and a computer program for solving the model is witten.

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  • 在对对接物理仿真试验台维转动装置惯量耦合动力学耦合进行分析基础上,建立了相关数学公式。

    The Inertia and dynamics coupling of the three axis turn table of the physical simulation test facility are analyzed, and mathematical models are established.

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  • 摘要通过长江口径流、潮流波浪共同作用泥沙运动规律的研究开发并建立了长江口沙(沙和底沙)数学模型

    Based on the study of sediment transport under the actions of tidal currents and wind waves a mathematical model of suspended load and bed load for Yangtze estuary is developed.

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  • 利用函数问题数学物理方法得到了此类边值问题解的表示式。

    Using the boundary-value problem of holomorphic function and method of mathematical physics, we obtained the expression of solution for above mentioned problem.

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  • 精确估计噪声环境中的信号频率幅值数学证明了相位DFT优良的抑制频谱泄漏性质

    To estimate signal frequency and amplitude exactly under noisy circumstances, the excellent property of all-phase DFT restraining spectral leakage is mathematically proved.

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  • 模块化建模方法建立微型燃气轮机工况动态数学模型通过流体网络对其进行了求解

    A mathematical dynamic model of micro gas turbines for all operating modes has been established by the modular modeling method and fluid networks used for obtaining solutions.

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  • 针对这种流动特征,建立了描述复合油藏自喷dst测试流动与恢复历史数学模型求得拉氏空间

    A mathematical model for analyzing a completed pressure history of non flowing DST problem in combined field is proposed, and a Laplace solution for the model is presented.

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  • 建立了以温度跟踪目的钢卷退火过程在线数学模型

    A on-line mathematical model for tracing coil temperature of the bell-type furnace is established based on the two-dimensional, axisymmetric, transient heat conduction equation.

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  • 建立气垫船推进、垫升系统船体数学模型,采用系统仿真方法,建立了基于MATLAB/SIMULINK仿真平台的仿真模型

    The mathematical models of propulsion, lifting systems and hovercraft hull are built in the paper. The simulation model is established based on MATLAB/SIMULINK with the method of system simulation.

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  • 只要可能我会做着白日梦逃避学习经常逃课,结果数学化学物理考试通过。

    Studying was avoidable as long as daydreaming was possible. I escaped often and as a result I failed my math, chemistry and physics exams.

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  • 采用平面二维数学模型计算了温排水扩散深度水深混层情况。

    The diffusion effects of two types of diffusion depth of cooling water, such as the whole water depth and the mixing zone, are calculated by using a two-dimensional mathematical model.

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  • 通过建立氢罩式退火炉炉内传热过程数学模型经过实测验证后分析循环风量退火时间关系

    A mathematical model for heat transfer process in HPH furnace was established and verified, then applied to analysis of the relationship between gas flow rate and annealing time.

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  • 通过长江口径流、潮流波浪共同作用泥沙运动规律的研究开发并建立了长江口沙(沙和底沙)数学模型

    Based on the study of sediment transport under the actions of tidal currents and wind waves, a mathematical model of suspended load and bed load for Yangtze Estuary is developed.

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  • 本文叙述了产品寿命动态信息建模涉及信息分类、各类信息之间关系数学表达式、信息编码及动态综合描述等。

    The information classification, the relationships among all information items, PLDIM mathematic expression, information coding and the 3D synthetic description of the PLDIM are presented.

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  • 运用数学物理方法深入地分析了双泵双回功率变量系统回转机构运动特性

    By use of mathematics, physics approach, the operating characteristic of rotating components of the double-pump double-loop full-power variable flux system is In-depth analyzed.

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  • 建立刹车系统部件整体数学模型,并系统控制进行了分析研究。

    The control law of electric braking system is researched after the mathematical models of the different parts and the whole are built correctly.

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  • 建立了适合电站运行情况工况优化数学模型应用最优化计算方法进行了求解

    For the generator operation conditions of full range of loads optimization model was established and the model was solved by use of optimization computation approach.

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  • 实验结果表明:所建立苏制5 0 0MW超临界压力直流锅炉工况实时仿真数学模型具有良好的动态特性

    The experiments show that the full scope real time simulation mathematical model of Russia made 500MW units supercritical once through boiler has excellent dynamic characteristics.

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  • 此基础建立了正交曲线贴体坐标系平面二维数学模型

    A plane 2-d full load mathematical model is established under the body-fitted coordinate system based on staggered grid.

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  • 建立流量补循环发动机静态特性数学模型

    The mathematical models of the static characteristics of the full-flow staged combustion cycle rocket engine were presented.

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  • 给出了应力变形数学物理模型周边12个驱动器的作用下应力口径80 %口径范围变形仿真结果

    The math-physic model of stressed lap′s deformation and it′s emulated results in the inner 80% region and the whole region caused by the 12 drivers around the lap are given.

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  • 本文工业螺旋运动理论分析基础上,建立了螺旋运动的数学模型误差进行了分析,提出了螺旋运动“误差”的概念

    Based on the analysis of industry helical motion, spiral motion model is established, and a "total error" concept is proposed for its error analysis.

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  • 蒂姆数学老师作业发现了。

    One day, Tim's mathematics teacher looked at his homework and saw that he had got all his sums right.

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  • 针对研发的采用一体化布置、功率自然循环低温反应堆电站,建立一个可用于大功率运行范围控制系统仿真的动态数学模型

    This paper discusses the considerations in the modeling of a new type of nuclear power plant for its control system simulation in a wide power range.

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  • 根据系数适应控制原理,进行了卫星天线跟踪指向控制系统设计数学仿真研究

    Based on the method of all-coefficient adaptive control, the paper gives the design of the tracking and pointing control system of antenna on satellite and the study of its digital simulation.

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  • 深入探讨了单旋翼涵道风扇式无人直升机动力学原理,结合其方程线性化增量方程,推导出了其钟摆模态的数学表示。

    Then the equation of helicopter pendulum is derived from the nonlinear differential equation and linear differential equation, with the principle of helicopter aerodynamics.

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  • 主要研究内容分为流程动态数学模型建立、常压塔产品质量模型建立、仿真培训系统开发三部分。

    The main work can be summarized as follows: modeling of the whole process, method of establishing product quality model, and developing the training system.

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  • 通过选择有关参数,处理工程边界以及进口边界条件,用二河道数学模型计算所得河床变形趋势实测情况基本一致

    The trend of river bed deformation calculated by a plane 2-D numerical model of total sediment transport is in good agreement with the real conditions.

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  • 根据水力压裂模型建立了水力压裂施工过程裂缝、盖层、底层以及裂缝附近地层中三维温度分布数学模型。

    Based on the full 3-d hydraulic fracturing model, a model of 3-d temperature distribution in fracture and adjacent area during fracturing is established.

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