查询词典 formula of computation

The plastic deformation mechanism of the process is explained. The vector equations of the curved conical surface and the figure of the particle motion for the forming process of the bending tube are presented. The theoretical model of stress and strain fields of the forming process is deduced. The practical forming process of tubes of large diameter demonstrates the validity of the new type of design method of the ox-horned core bar and the computation formula of the length of the raw tube.

本文通过研究弯管成形瞬时应力、应变状态及演化过程，阐明了弯管成形过程受力变形特点及力学原理；提出了一种适合弯管变形分析的新单元及数值方法；建立了弯管成形过程应力、应变场&标准图象&；通过研究弯管成形过程金属流动规律及力学条件，阐明了本工艺塑性变形机理；建立了描述弯管成形过程的曲锥面向量方程及其质点运动学图象；推导了弯管成形过程应力、应变场理论模型；结合大口径弯管生产过程，验证了本文给出的新型牛角芯棒设计方法和管坯长度计算公式的正确性。

In this article, we introduce the oriented volume concept of simple tetrahedral, and get the computation formula for polyhedron at last.

引入了简单四面体的有向体积概念，最后得多面体体积计算公式。

On the basis of enormous statistical analysis, the author contributes an empirical formula for the purpose of facilitating the computation of the specific gravity of sodium aluminate solution.

本文在大量统计分析的基础上提出了一个计算铝酸钠溶液比重的经验公式。

The safety distance computation formula which can be applied in destruction of weapons are also introduced.

分别根据工程防护和工程爆破理论，对航、炮弹销毁时的弹片、冲击波和振动等安全距离计算进行了对比研究，有关研究结论可供销毁废旧航、炮弹的环境安全评估参考。

This method looks for representatives first, and calculates their density, and then introduces the density information into the distance computation between each two representatives using a new distance formula. The nearest pair of representatives is called abut-points that are linked by a line.

该方法首先寻找可以反映数据空间的几何特征的代表点，然后计算每个代表点的密度，再按照本文提出的一种新的距离公式计算每两个代表点之间的距离。

In this paper, taking nodal injection power and voltage operation curve of PV node as foundation, according to the basic property of numerical characteristics of random variables and relevant equations for probabilistic load flow calculation the expectations of nodal current, reactive power at PV node and power at balancing node as well as computing formula of covariances are derived by different methods; the computation accuracy of various algorithms are compared and analyzed.

文章以节点注入功率和PV节点电压运行曲线为基础，依据随机变量数字特征的基本性质和概率潮流计算的相关方程，分别采用不同的方法推导了节点电流、PV节点的无功功率及平衡节点功率的均值和协方差计算公式，比较和分析了各种算法的计算精度。

Computation via successive integrations and change of variables formula.

通过集成计算连续变量的变化和公式。

Considering the disadvantage of high complexity and large computation of twodimensional method,a fast recursive formula was presented also.

为了克服二维空间上运算复杂性高、运算量大的缺点，给出了二维交叉熵阈值法的快速递推公式。

The author deduced a formula to compute theaccidental coincidence of the random signals. With this formula thebackground due to the accidental coincidence of the μ chamber iscalculated.

推导了多个随机信号发生偶然符合的计数率计算公式，并用这个公式对L3μ漂移室产生的偶然符合本底进行了估算。

The problem of the error of calculation formula calculating the variance of grouping data within distances in statistics was put forward,and the concrete forms of correcting formula were given by the theorem of addition and the variance of even distribution.

提出统计学中的组距分组资料方差和标准差计算公式误差问题，由方差的加法定理和均匀分布方差给出分组资料方差计算和标准差计算的修正公式具体形式，并就均匀分布数列和正态分布数列组内方差平均数进行了讨论

I want to be a big fish in a small pond.

我要做一条在小池塘里的大鱼。

While the software functioned well, we did not feel the same about their customer support!

虽然该软件运行良好，我们没有同样的感觉他们的客户支持！