Total cross section是什么意思

网络释义

用法例句

A modification method of additivity rule for total cross section calculations of electron scattering from molecules considering the geometric shielding effect;

一种考虑几何屏蔽效应的计算“电子-分子”散射总截面的可加性规则修正方法

A modification potential method for total cross section calculation of electron scattering by molecules at medium and high energies;

一种计算中、高能电子被分子散射总截面的修正势方法

Total cross sections for elastic scattering of electrons from fluoromethanes in the intermediate and high energy range;

中高能电子被氟代甲烷散射的总截面计算

The total reaction cross sections for ~(11)Li at energies range from 25 to 45MeV/u on Si target have been measured by using the transmission method.

实验采用透射法测量了25—45MeV/u的~(11)Li在~(28)Si靶上的反应总截面。

In the theoretical calculation of total reaction cross section, the results can fit the experimental data very well at high energy, but they are about 10%—20% lower at intermediate energy.

在对反应总截面的理论计算中 ,现有的理论计算值与实验数据在高能区可以很好的符合 ,但在中能区理论值低于实验值约 10 %— 2 0 % 。

The measurement of total reaction cross section is of great importance in studying the structure and reaction mechanisms of exotic nuclei produced by radioactive nuclear beam (RNB).

介绍了用透射法测量中能区2 0 Ne打9Be靶碎裂产生的次级束与Si靶作用的核反应总截面的方法 ,以及实验的探测器布局、实验过程和实验结果 。

The reaction cross sections σ R of F isotopes on carbon target were measured at intermediate energies via the transmission method.

应用透射法对中能区F同位素与C靶的反应总截面进行了测量 。

In finding the total scattering cross section, the physical background are often ignored.

能量为 E的粒子被某一势阱散射 ,如果推求总散射截面常常易忽视物理背景。

Excitation Function Measurement of Total Reaction Cross Section at Intermediate Energy for Light Exotic Nuclei

中能轻奇异核反应总截面的激发函数测量

Calculation of Total Cross Sections for Electron Scattering from C_3H_6 Isomers Using Additivity rule;

C_3H_6同分异构体电子散射总截面的计算(英文)

One may add all possibilities together and refer to a total cross-section.

人们可以把所有几率加在一起，并认为它就是总截面。

Analytic Potential Energy Functions and Molecular Constants of Several Molecules and Total Cross Sections of Electron Scattering by Molecules;

若干小分子基态与激发态的势能函数、分子常数及“电子—分子”散射总截面研究

perpendicular cut

(与轴成)垂直(截面)截割

area of blade sectio

叶片截面面积桨叶截面面积

sampling cross-section [station]

取样横截面[部位]

Plans, elevations and sections

平面图、正面图及截面图

I always like to get to the point.

我总是愿意直截了当。

uniform cantilever beam

等截面悬臂梁，等截面外伸梁

ellipticblade sectio

椭圆叶片截面椭圆桨叶截面

Discussion on Equatortal section to be the Most Dangerous stress section of Ball

论赤道截面是钢球最危险的应力截面

injector hole area

喷嘴孔的通过截面面积

Several Solutions of Section Design of the Single Steel Beam--On the Calculation of Bearing Capacity of the Single Steel Rectangular Beam section;

截面设计的几种解法——略谈单筋矩形截面梁正截面承载力计算

The new flap keeps essentially the same profile, but with a reduced cross sectional area at its extremities.

新副翼的形状在总体上保持不变，不过在其末端的横截面积却变小了。

House Speaker Nancy Pelosi said she appreciates that the president took the time to hear their views.

通过他们的对话，可以明显看出总统和民主党派在资金筹集方面态度截然相反。

low observable reentry vehicle (LORV)

小雷达截面再入飞行器

production of shaft kiln for unit cross section

立窑单位截面积产量