logarithmic curve
英 [ˌlɒgəˈrɪðmɪk kɜːv]
美 [ˌlɑgəˈrɪðmɪk kɜːrv]
对数曲线
双语例句
- A simple method of plotting logarithmic phase frequency response curve for open-loop systems;
介绍了绘制开环系统相频特性曲线的简易方法。 - The article describes reservoir macroscopic heterogeneity with statistical method, logarithmic normal curve method and Lohreng curve method.
本文分别用统计学方法、对数正态曲线法、劳伦兹曲线法来计算储层宏观非均质性。 - Set up and application of logarithmic type production decline curve equation
对数型产量衰减曲线方程的建立与应用 - The Theoretical Analysis and Industrial Practice of Logarithmic Curve Hoppers
对数曲线漏斗的理论分析和工业实践&关于结拱挂料问题的初步探讨 - Accordingly, the hydraulic loss in volute with each of the three volute curves Archimedes-, logarithmic-and involute-spiral is investigated, and the design procedures for providing smooth curve contact are discussed.
根据上述要求，研究了阿基米德螺线、对数螺线及渐开线三种蜗壳曲线的水力损失，以及蜗壳曲线光滑连接的具体设计方法，用这些方法设计的蜗壳取得了良好效果。 - Based on production decline curve equation, through mathematical derivation, a kind of logarithmic type production decline curve equation is obtained.
在产量衰减曲线方程的基础上，通过数学推导，得到了一种对数型产量衰减曲线方程。 - In the paper, theoretical mode of revised logarithmic helical curve is discussed carefully, and the methods of calculation and design are also given.
本文对修正对数螺线的理论模型进行了详细的分析，并给出了设计计算的方法。 - We have obtained fast generation algorithms for ellipse, parabola, hyperbola, Archimedes spiral, logarithmic spiral, and probability curve arcs with increments and properly-chosen parameter equations.
本文采用增量法，选取适当的参数方程，得到了椭园（包括园）、抛物线、双曲线、阿基米德螺线、对数螺线以及概率曲线弧的快速生成算法。 - Logarithmic Curve Fitting on Survival Rate of Liver Cancer
肝癌生存率的双对数曲线拟合 - This paper mainly shows general form of logarithmic increasing curve Through the discuss of diffusion coefficient we have deduced four kinds of models of logarithmic increasing curve.
本文给出了对数增长曲线的一般形式，并通过对扩散数的讨论得出四种不同的高新技术扩散的对数增长曲线模型。 - Based on analyzing the variation of shearing force and the tube deformation during stamping and shearing process, a new curve of the shearing knife shape was designed by the abnormal logarithmic curve equation to improve the regular roundness of sheared tubes.
在分析钢管冲压剪切过程中剪切力变化以及钢管变形原因的基础上，采用变态对数曲线方程设计了新型的刀片形状曲线，大大地提高了钢管剪切正圆度。 - The Design of Resetting Cam with Contour of Revised Logarithmic Helical Curve
修正对数螺线回零凸轮轮廓的设计 - Using the model of logarithmic normal random variables to describe crack propagation processes, a reliability life curve is presented for the structures with multiple cracks under corrosive environment, by considering the influences of the air during corrosion flight and the randomicity of crack propagation.
通过综合考虑空中飞行腐蚀和裂纹扩展随机性的影响，采用对数正态随机变量模型描述裂纹扩展过程，得到可靠度寿命曲线。 - The Researching of plotting Logarithmic Phase Frequency Response Curve
关于绘制相频图的研究 - Through the compare we can draw a conclusion that the gray forecasting precision is the best, the exponential curve method is the second best, and the logarithmic curve method is the worst.
通过比较说明：灰色预测精度最高，指数曲线法次之，对数曲线法最低。 - The relationship of the fluctuating pressure coefficient on wall and the turbulent intensity near the wall can be described with logarithmic curve.
单股和双股射流塘底脉动压强系数与近壁紊流强度的关系可用对数曲线表述。 - The double logarithmic curves of particle number and particle size are folded lines, and each linear section in the curve corresponds to different fractal dimension.
其粒度分布的双对数曲线为多段折线，不同斜率的折线段对应不同的分形维。 - The gross payroll is calculated with the logarithmic function, both meeting the necessary demand that the distribution curve be smooth, continuous and without "break point", and keeping the existing standards of salary payment.
工资总额计算公式采用对数函数的形式，既可满足分配曲线必须平滑、连续、不出现拐点的要求，又能维持现有工资支付标准基本不变。 - Experiment and Research on Machinability of Relieving Shaped Milling Cutter with Logarithmic Spiral Back Curve
对数螺线铲齿成形铣刀切削性能试验 - By establishing the interpreting model of large pore well testing theory, a new simple and economic method of determining the existence of large pores was found involving the use of typical curve fitting, i.e., the logarithmic curve of injection wellhead pressure drop.
通过建立大孔道试井理论解释模型找到了采用典型曲线拟合来判别大孔道存在的简单而廉价的新方法，即采用注水井井口压降双对数曲线来诊断大孔道的存在。 - At a fixed time, the pseudo pressure decreased by logarithmic curve with the radius increases.
固定时刻，随着半径增加，拟压力呈递减对数曲线形式。 - The power detection circuit using the logarithmic detector is designed, which is used to measure the microwave power of test channel and reference channel. So that the resonance curve of the resonant cavity can be figured by means of the detection data.
采用射频对数检波器设计了功率检测电路，用于检测测试通道和参考通道的微波功率，从而测得微波谐振腔的谐振曲线。 - One pipe freezing zone temperature shows the distribution of logarithmic curve and cooling zone temperature shows the distribution of aligning; the temperature is basically smooth in the middle of two pipes freezing temperature field. 3.
分析可得单管冻结区的温度分布呈对数曲线分布，而降温区的温度分布近似呈直线分布；双管冻结温度分布的中间区域部分温度基本保持平稳。