查询词典 summation formula

A directional spectrum of the reflection coefficients is suggested and an empirical formula of the directional spectrum of the reflection coefficients for slope breakwaters are given by the model tests.

通过分析研究，提出了波浪场反射系数方向谱的概念，并由模型试验结果给出了斜坡堤前反射系数方向谱的经验公式。

Calculate the quantity, in μg, of Hg equivalent to each mL of Dithizone Titrant by the formula: 20 / V, in which V is the volume, in mL, of Dithizone Titrant added.

由惯例计算数量，在μg， Hg等效与每mL双硫腙滴定试药： 20/V， V是容量，在mL，双硫腙滴定试药增加。

Based on model experiment and simulated experiment, mechanical properties of grouted-square-steel tube in cavein failure mode was analyzed and the formula of cave-in ultimate bearing capacity of grouted-square-steel tube was established.

在模型试验和仿真试验的基础上，分析了灌浆方钢管压陷机理，建立了灌浆方钢管压陷极限承载力计算公式，为推广内置钢桁架混凝土组合梁提供了依据。

Study on theory of partial molar quantity in preparation of bio-polymeric ferric sulfate;2. The paper presents some viewpoints on the understanding in the deduction process of Gibbs-Duhem equation and the collective formula of partial molar quantity .

对吉布斯—杜亥姆公式和偏摩尔量的集合公式的推导和理解的几个问题提出了作者的观点，认为不管有无恒温恒压的条件，体系的偏摩尔量ZB，m的零次齐次函数性质是吉布斯—杜亥姆公式的本质内容。

According to the permeability test and self-mastery "L" type model test, the coefficients of permeability in horizontal and vertical direction at different degree of compactions were obtained. Based on the Darcy law, calculating formula for the model was deduced.

通过室内渗透试验、自制&L&型相关模型试验测得在不同压实度下水平向和垂直向的渗透系数，并根据达西定律等相关理论推倒出适用于该模型的计算公式，得到水平向和垂直向渗透系数随着压实度的增加逐渐减小，验证了该方法测定渗透系数的可行性。

Formula and its conclusions,which are the basis of our computations in this thesis.

通过选取不同的计价单位，我们可以得到不同的鞅测度。

There is no standard time management formula that can fit everybody's needs.

没有标准的时间管理模式，可以适应每个人的需要。

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。

An equation is derived by theoretical analysis, to establish a relationship between suspended sediment concentrations and ADCP echo intensity output. For the survey at the entrance to Jiaozhou Bay, an ADCP is mounted on a moving vessel; the calibration coefficient in the equation is determined by in situ measurement. Then, a semi-empirical formula is obtained and used to calculate suspended sediment concentration profiles along several crosssections.

理论分析获得了海水中悬沙浓度与ADCP输出的回声强度之间的函数关系式；在胶州湾口门进行走航式测量，同步采水样进行现场校正来率定相应的ADCP声学信号，获得了计算悬沙浓度的半经验公式；进而得到走航断面准同步的悬沙浓度剖面。

Number crunchers from Harvard University and the California Institute of Technology drew up a formula to calculate whether waiting or walking was the best option for those facing a sporadic bus service.

来自哈佛大学和加州理工学院的数学家们制定了一个公式，计算等待或走路何者才是面对姗姗来迟的公车的最佳选择。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"