计算公式

Through the theoretical analysis of the diffusion coefficient of oxygen in crashed coal, its calculation formula was obtained .

根据松散介质中气体扩散的理论分析，得出了松散煤体中氧气等效扩散系数的理论计算公式。

On the basis of contact mechanics, the expression of restitution coefficient, which the elastic-plastic deformation of earth is considered, is presented in this paper.

利用接触力学弹塑性碰撞理论，推导了考虑了落石与地面碰撞弹塑性变形的恢复系数计算公式。

Based on theoretical and experimental analysis, the problem of shape coefficient measurement is solved through conducting granule settling experiment in virtue of the replacement of the equivalent diameter of equal volume by the equivalent diameter of equal sedimentation velocity.

基于理论和试验分析，用颗粒的等沉降速度当量直径取代了等体积当量直径，进而利用沉降试验解决了颗粒的形状系数测定问题，并通过携砂试验得到了埕北地区东营组油藏砂粒的最小携砂速度计算公式。

Through analyzing the concept of the least common multiple of fraction,we gave the formula computation of the least common multiple of fraction,and made the concept of the least common multiple extend to real numbers.

通过分析分数的最小公倍数定义，引出了分数最小公倍数的计算公式，使得最小公倍数的概念扩充到实数范围。

According to analyzing on the consistent degree of addition modulo 2∧n with XOR addition for commutative law, the computation formulas of the probability distribution of the noise function and the square sum of the probability values were presented, which is applied on the distinguishing attack on Py. The data complexity of our attack is about 2019∧（-1）times of the data complexity of the distinguishing attack on Py proposed by Sekar et al..

通过对模2∧n加与模2加相对于交换律的相容程度的分析，给出了模2n加与模2加相对于交换律所产生的噪声函数的概率分布及其取值平方和的计算公式，并利用此结果提出了一种对Estream候选算法Py的新的区分攻击方法，该方法所需的数据复杂性约为Sekar等提出的区分攻击所需数据复杂性的2019∧（-1）。

The distribution formula of horizontal component force between steel anchor cell and concrete tower wall was deduced then.

在此基础上推导了水平分项索力在钢锚箱和混凝土塔壁之间的分配计算公式。

Based on the principle of compound pendulum ,the measurement method and corresponding equipment for the centroidal deviation and the rotary inertia of rocket projectile were described.

基于复摆原理，阐述了箭弹的质偏和转动惯量的测量方法及装置，推导出了质偏和转动惯量的计算公式。

A theoretical formula of vuggy rock compressibility is proposed based on the theory of material mechanics and elastic theory.

根据材料力学和弹性力学的有关理论，推导出了溶洞介质的压缩系数计算公式。

On the other hand,the computational formula for the prediction of the effective thermal conductivity of particulate composites is established.

本论文另一方面的工作是建立了求解含任意形状夹杂复合材料的等效热导率的计算公式。

The approximate linear model of the three-string pendulum and its computational formula for the moment of inertia are discussed.

对三线摆的线性近似模型和转动惯量计算公式的由来作了简要说明。

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％。