查询词典 coefficient

The binomial coefficient is the number of ways to choose k objects from a set of n objects, regardless of order.

二项式系数是很多的方法来选择k的物体从一组的N物体，不论顺序。

Demand coefficient method and binomial method for calculating calculated load of power equipment was compared by using an example.

通过需要系数法和二项式法对用电设备组的计算负荷进行计算后，指出两种方法的应用条件和应注意的问题，给出了一种新的补充算法。

When counting the number of combinations, the terminology is generally "n choose k", and is known as the Binomial Coefficient

在计算组合的数量，一般术语"n取k"的，并作为著名的二项式系数

The response variable is fitted with Poisson and negative binomial distributions,and the coefficient is estimated with IGLS.

分布函数采用Poisson分布和负二项分布，参数估计为迭代广义最小二乘法。

Based on the filtration theory, the deliverability test theory and model are discussed and the relationship between coefficient of the binomial deliverability equation and the penetration rate, depth of pay zones and skin factor are analyzed.

从渗流理论出发，阐明了产能试井的原理及模型，分析了二项式产能方程系数与渗透率、地层厚度和表皮系数的关系。

The Approximate time constant of the system is the sum of all the time constants of the one-order lags and for the biquadrafic lag system, and the approximate time constant is the first-order coefficient of the binomial.

不同的比例导引系数下，脱靶量归零的无量纲时间是一定的，即等效时间常数与末导时间呈线性关系，据此可以估算系统的末导时间。

By transforming the interlace series type linear differential equation with coefficient containing binomial coefficients and arrangement number into the linear differential equation of successive integral,the theory and method for solving this kind of equation are determined.

通过把系数含有二项式系数与排列数的交错级数型线性微分方程化为可逐次积分的线性微分方程，找出了求这类方程通解的方法与理论，把所得定理给出了严格的证明，并通过实例介绍了它的应用。

By means of linear trend estimate, Morlet wavelet analysis and binomial coefficient smooth, the interdecadal variation characteristics of north polar vortex and spring precipitation in China are studied.

各季节极涡面积及强度均存在显著的年代际变化，在20世纪70年代中期之前有上升趋势，而后出现下降的趋势；但极涡面积总体上有显著的线性变小趋势。

Pascal published a treatus on binomial coefficient.

帕斯克发表了关于二项系数的论文。

In the thesis some vital identities with binomial coefficient are given with their combinatorial proof, and the q-analogues of some identities are offered with corresponding combinatorial proofs on the subspace-lattice. Especially, one remarkable result is that a new q-analogue of the cube-sums identity is obtained with its combinatorial proof over the vector space.

本文给出了一些重要的二项式系数恒等式的组合证明或组合解释，并从向量空间角度给出了一些恒等式的q-模拟及组合证明，其中突出的成果是给出了立方和恒等式的一个新的q-模拟及组合证明。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。