而流量与电极电流成二次函数关系。
或者C,二次函数图像平移法?。
发电商的发电成本可以通过发电量的二次函数来表示。
The generation cost can be represented by quadratic function of generated energy.
同时,路径的成熟度和市值有开口向下的二次函数关系。
In addition, path maturity has an inverted-U relationship with the market value.
用特定系数法、换元法、配方法探求二元二次函数的极值公式。
The extremal formula of binary quadratic functions is studied by using method of undetermined coefficients, substitution method and method of completing the square.
该模型的目标函数是变量可分离二次函数,而约束条件是线性的。
The objective function of the model is a quadratic function with separable in the variables, and the constraints are linear.
此种单元可以假设温度沿壳体厚度方向为线性变化或二次函数变化。
The temperature variation in the direction of thickness is assumed to be linear or quadratic.
在管道长径比一定时,瓦斯爆炸火焰传播速度与点火能量呈二次函数关系。
When the pipeline length and diameter ratio was certain, the flame travel speed of gas explosion and ignition energy would be in a quadratic function relationship.
在基本差分进化算法中,融入递增二次函数交叉算子以增加算法的收敛速度。
For the basic differential evolution algorithm, the increasing quadratic function crossover operator was added to increase the convergence speed.
成形压力沿半径方向呈不均匀分布,可用线性或二次函数曲线进行近似表示。
The pressure distributing law is non-uniform along radius direction, which could be expressed approximately as the linear or quadratic function curve.
随温度的升高,标准摩尔焓、标准摩尔熵、标准摩尔热容均呈二次函数增大。
The standard molar heat capacity, standard molar entropy and standard molar enthalpy increased with temperature evidently as quadratic function.
试验结果表明:籽粒含水率对破损率的影响呈一元二次函数关系且函数有极小值。
The results showed that the relation of moisture content of corn seed kernels and damage rate of corn seed kernels is unitary and hypo-two function with and function has minimum.
首先,从二次函数在一点的最速下降方向出发定义二次函数过一点的最速下降曲线;
In this paper, the steepest descent curve of quadratic function through one point was first defined from the steepest descent direction of quadratic function at one point.
最后,一??个双向迭代算法利用用于最小化成本的双二次函数的迭代优化的两个权重。
Finally, a bi-iterative algorithm for minimizing the bi-quadratic cost function is utilized to optimize iteratively the two weights.
该类算法的基本思想是通过求解一系列二次函数在信赖域中的极小值点逼近最优化问题的解。
The basic idea of these methods is to approximate the optimization problem by a sequence of quadratic minimization problems subject to some trust region.
在双对数坐标系中,由低孔隙到高孔隙整个范围,砂岩地层因素与孔隙率的关系为一个二次函数。
It was found that in double logarithmic coordinates, the relationship of formation factor and porosity is a second order function and no longer the linear formula proposed by Archie in 1940's.
植物群落的补偿性生长与载畜率的关系可以用开口向下的二次函数或者斜率为负的线性函数模拟。
For most systems, compensatory growth could be simulated with linear or quadratic models when the percent biomass eaten by sheep was used as an index for estimating the relative stocking rate.
尤其重要的是:本算法具有自动进行再启动的功能,使得这个算法对于非二次函数的最小值问题特别有效。
Moreover, this method also possesses an automatically restarting function, which makes it particularly effective for the minimization of a non-quadratic function.
实际问题中的最值问题,常见的有价格和利润的最值问题和面积最值问题,用二次函数模型就能迎刃而解。
The optimal value problems seen in real life such as price, benefits and area measurement can be solved with quadratic function easily.
滴灌带以下的含水率高于滴灌带以上的含水率,垂直方向含水率的分布与土壤深度之间符合二次函数关系。
The moisture rate of soil above drip tube is higher than which under the drip tube, in vertical soil moisture is related soil depth with a nonlinear function.
当受控对象各控制通路中滞后时间间隔都相同,且输入为随机信号时,可采用二次函数型最优控制定律和分离定理。
The interval of the time lag is identical of each lane controlled and when the input is a random sign, we can adopt quadratic function of optimum control and separation theorem.
本文利用二次型理论给出了二次函数最值的一个充分条件及求法 ,定义了二元齐次多项式的正定性 ,并基于定义给出了二元函数极值的一个充分条件。
This paper is mainly devoted to provide a supplementary analysis of extreme value problem of bivariate functions, in which a new sufficient condition and its concise proof when critical case is given.
对生成器函数的第二次(或第n次)调用跳转至该函数中间,而上次调用的所有局部变量都保持不变。
Calling a generator function a second (or NTH) time jumps into the middle of the function, with all local variables intact from the last invocation.
该测试程序链接到再次打印该消息的两个函数上:第一次都用大写字符,第二次都用小写字符。
The test links to two functions that print the message again: the first time in all uppercase characters and then again in lowercase characters.
第二次,进程只是引用数据成员和虚函数。
The second time, the process simply references the data members and virtual functions.
运行库不会给类型构造函数第二次机会。
The runtime does not give a type constructor a second chance.
本文给出了连续系统中计算二次型性能函数对反馈系数阵的一阶和二阶灵敏度的全套公式。
A set of formulas for the computation of quadratic performance function associating with first and second-order sensitivities of feedback coefficient matrix is given in this paper.
本文给出了连续系统中计算二次型性能函数对反馈系数阵的一阶和二阶灵敏度的全套公式。
A set of formulas for the computation of quadratic performance function associating with first and second-order sensitivities of feedback coefficient matrix is given in this paper.
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