【数】 同
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Measuring method for differential coefficient of expansion and the standard uncertainty is introduced as well.
同时介绍了微分膨胀系数的测量方法及其测量不确定度。
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Differential coefficient method together with distribution parameter estimation is put forward, so that the data processing may be implemented on a computer, thus greatly reducing calculation .
提出了在用改进雨流计数法进行载荷数据统计时结合载荷分布参数估计的变差系数法,可简化统计处理过程,提高计算速度。
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At present, the methods of edge detection of erythrocyte are using traditional theory such as edge one-order or second-order orient differential coefficient and using simple methods to detect edge.
目前,红细胞边缘形态的检测一般都是利用传统的边缘检测方法,如边缘临近一阶或二阶方向导数法,利用简单的方法来检测边缘。
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At first we can get the Lagrangian function from the elliptic equation, then replace differential coefficient by difference and get the discrete Lagrangian function.
给定一个椭圆方程,我们先找出这个方程的拉氏函数,用差分代替微分,得到离散的拉氏函数。
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According to the features of encounter, we use the mathematical tactics model of stochastic combat and differential coefficient countermeasure to research on the best use of tank elements fire.
根据遭遇战斗的特点,运用随机格斗、微分对策数理战术模型,研究坦克分队遭遇战斗最优火力运用策略问题。
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By analyzing the characteristics of the function's once and quadratic differential coefficient's image, a new algorithm of images' edge sharpening which contains weights.
通过分析函数的一阶导数与二阶导数图像的特征,提出了一种含有权值的图像边缘锐化的新算法。
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Based on the thought of differential coefficient movement, we deduce the formula to get the speed of kangaroo robot through the Jacobian matrix.
最后,基于微分运动的思想,通过研究机器人雅可比矩阵,分析了仿袋鼠机器人在跳跃两个阶段的速度特性。
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At present, the method of sensitivity analysis depends on a algorithmic optimization, and asks to be can compute differential coefficient of the target function.
目前的灵敏度分析往往需要依赖于某种寻优算法,并要求目标函数能求取偏导数。
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Using position data to obtain velocity parameters of object through differential coefficient is a general method in range.
通过对定位数据求微分以获得目标的速度参数,是靶场估计目标运动参数的常用方法。
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Through the examination experiment on three tube pieces' crack part, the relation of crack width, the maximum of leak magnetic field and differential coefficient is found out.
通过对三个管件的裂纹部位的检测实验,找出裂纹宽度与漏磁场的最大值和变化梯度之间的关系。
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Then, on basis of Da ko 's theory of quality loss, optimal tolerance is gained making use of methods of differential coefficient or genetic simulated algorithm.
而后依据田口质量损失理论,同时采用多元微分法或遗传算法的模拟求解法,求得优化的装配公差以确保装配精度和较高的产品质量性能。
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The VCO module makes use of differential coefficient circuit design technology to lower the effect of power resource on the clock signal input shake.
系统VCO模块采用微分电路设计技术,可将电源噪音对时钟信号输出抖动的影响降至最低。
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This article is to make students know and understand the dialectical relation in the calculus by teaching the definition of limit thought, differential coefficient and definite integral.
本文从极限思想、导数以及定积分概念教学中,引导学生认识和理解微积分中蕴涵的辩证关系。
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This paper presents a new algorithm for distinguishing concave-convex quality of surface, which uses the property of normal transversal in differential coefficient geometry.
提出了一种判别曲面凹凸性的新算法,该方法利用微分几何“法截线”的性质进行判别。
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The three-parameters rheology equation of viscoelasticity of rubber waterstop material is formulated by use of constitutive model of differential coefficient.
给出了用微分型本构模型研究橡胶类止水材料粘弹性的三参量流变公式。
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Through the examination experiment on four tube pieces crack part, the relation of crack width, the maximum of leaking magnetic field and differential coefficient K is found out.
以经爆破试验的四件小钢管件裂纹为研究对象,找出裂纹宽度与磁记忆信号的关系,得出漏磁场变化梯度的最大值随裂缝宽度增加而增加。
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The supply price is relied on the cost for the emission reduction, the its differential coefficient of the cost , the capital value, and the planned emission reduction in the life cycle.
其大小取决于其国内减排成本、减排成本的变化情况、卖出减排量时资金的价值、以及国家在卖出减排量寿期内计划投产的减排能力。
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The thesis analyzes the relationship between Wronsky determinant and linear equation relativity of function in order to get the common solution determinant of linear differential coefficient equation.
探讨了某些特殊类型二阶变系数齐次线性常微分方程的解与系数的广义关系,尝试了从理论上给出通解的一般形式和特解的系数决定式。
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As for the software design, three-stage algorithm was used, and a new instantaneous protection algorithm based on the three-dot slip window and the improved differential coefficient method was .
在软件方面,采用了三段保护算法,特别在瞬动保护中提出了一种基于改进型导数法加上三点滑动窗口的瞬动保护算法,可以达到可靠性与速动性的统一,有效兼顾了实时性和抗干扰性。
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The variation law of bottom pressure and pressure differential coefficient is discussed when the nonlinear parameters and doubling medium parameters change.
探讨了非线性参数和双重介质参数变化时井底压力和压力导数的变化规律。
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Objective: To establish a simple rapid method for determining Kjeldahl nitrogen content by 1st order differential coefficient single sweep polarography.
建立用一阶导数单扫描极谱法测定食品中凯氏氮含量的简单、快速的方法。
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The functional algorithm test of the microprocessor-based relay protection includes Fourier series algorithm and solution differential coefficient equation algorithm.
微机保护的功能算法试验包括傅立叶级数算法和解微分方程算法等。
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One method of drawing internal force chart rapidly is introduced in this paper, which is based on the differential coefficient connection between load collection degree and internal force.
总结材料力学中内力图的简单、易学、快速、准确的绘制方法,以提高学生的学习兴趣和学习效果。
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The differential gain coefficient decreases with increased sheet carrier density.
微分增益系数随薄层载流子密度的增加而降低。
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We study the solution of linear constant coefficient differential-algebraic equations(DAEs) and delay differential-algebraic equations(DDAEs) by using boundary value methods (BVMs).
本文主要研究了用边值方法求解线性常系数微分代数方程及延迟微分代数方程。
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In this paper, the exact analytic method is suggested to solve variable coefficient differential equations under arbitrary, boundary condition.
本文首次提出精确解析法,用以求解任意变系数微分方程在任意边界条件下的解。
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Under the linear interactions, a systematic effect model(SEM) was created in the form of constant coefficient differential equation.
在线性作用下,建立常系数微分方程组形式的系统效应模型。