dihedral angle

Using dihedral angle series of protein for protein structure comparison

利用蛋白质的二面角序列对蛋白质结构比对

Automatic constructing triangular surface and mesh simplification based on dihedral angle .

三角网格模型的自动化建模及基于二面角的网格简化。

The another class of inequality about e ~ n spatial dihedral angle

E~n空间二面角的另一类不等式

The adjustment of the polarization dihedral angle for the antenna of earth stations

地球站天线极化夹角的调整

A Simple and Convenient Solution of the Dihedral Angle Between the Oblique Inserted Pipes

斜插管两面角的简便解法

The determination of dihedral angle is of extensive significance in the fields of metal materials science and metallurgy .

两面角的测定在金属材料、冶金等领域具有广泛的意义。

The deduction of the helix plane equation in molecule and the common applying of dihedral angle

分子中螺旋平面方程的推导与二面角的一般应用

Dihedral angle offsets are different between theory in this paper and traditional theory . Meanwhile , the difference is variable at different orbital height .

采用角反射器衍射光学理论与采用传统理论所得的卫星角反射器补偿角之间存在差异，这种差异随着轨道高度的不同而发生变化。

The structure of β - HMX , such as bond length , bond angle , dihedral angle , is analyzed theoretically .

从理论上分析了HMX的结构（键长、键角、二面角）。

By the needing of cutting , the expression of dihedral angle , cutting angle and points in cutting trail can be given .

根据切割需要，给出了用参数方程表示的各相贯线上的点坐标、二面角、切割角以及切割轨迹线的表达式。

The making , adjusting and testing of the corner cube reflector including the measurement and calculation of the dihedral angle errors are presented .

介绍了立方镜的制作、调整及检测方法，偏差角的测量与计算。

The patterns show that divergence of the emerging beam increases with the dihedral angle offset up to completely separate to six beams ;

通过衍射图可以看出出射光束的发散程度随着角度误差的增加而增加，直至完全分离成六束光束。

The problem is discussed , that seeks the size of the dihedral angle by seeking to do the edge of the dihedral angle .

讨论了通过求作二面角的棱来求二面角的大小问题。

Corner Cube Reflector ( CCR ) was widely used , but the automatic test of the dihedral angle error of CCR was not realized .

锥体棱镜应用广泛，但其二面角偏差没能实现测量的自动化。

There are many helixes of dihedral angle , and the whole skeleton forms a large helix in the structure of the rotatory isomer .

其结构中包含许多二面角螺旋，而且具有旋光性的异构体，其结构的整体骨架也构成一个大的螺旋。

In terms of FFDP and velocity aberration compensation theory , a new method of using dihedral angle offset for compensating velocity aberration in large observation range is put forward .

根据远场衍射模式和速差补偿理论，提出了一种在较大观测范围内二面角速差补偿方法。

This article gives the volume inequality of higher dimension simplex about interface and dihedral angle , then sets up regular simplex 's volume formula which differs from definition .

给出了高维单形与界面有关的体积不等式和与二面角有关的体积不等式，进而建立正则单形的有别于定义式的体积公式。

With the patches being subdivided , construct new bipartite graph according to the above one . 3 . Propose a precision control method of dihedral angle for intersection line computation .

随着细分层次的加深，根据上一层次的二部图进行相交性检测，并建立新的二部图。3.提出以二面角为精度控制方法进行交线计算。

There is the larger dihedral angle between benzene ring and nitro group , which is the common experimental phenomenon and has been clarified with the electronic theory in this paper .

本文还从实验和理论上阐明了硝基与芳环间存在较大夹角是分子结构中的常见现象。

Within a certain range , the variation of the dihedral angle plays an inverse role on the lateral as well as the directional stability as that of the slackness ratio .

在一定范围内，改变上反角对横向和航向稳定性的影响与张开比的作用相反。

Cyclobutane exists predominantly in a " butterfly " conformation , in which the dihedral angle between the two wings is about 20 ° .

环丁烷主要成蝶式构象存在，其中两翼间的二面角大约为20°。

In ( II ), the ethylene bridge and the bridged S atoms form a dihedral angle of 84.4 ( 2 )° with the dimethyldithiocarbamate plane .

在化合物II中，原子S1、C4、C41、S11所在平面与二甲基二硫代氨基甲酸酯的原子所在平面间的二面角为84.4（2）°。

The space group is P-1.In the structure , the acridine and aniline plane are almost perpendicular to each other and dihedral angle between two planes is 66.5 ° .

经最小二乘修正后得到的R1值为0.051。在晶体结构中，吖啶环和苯胺环几乎相互垂直，两个环平面之间的两面角为66.5°。

The test results indicated as follows : 1 . one of the most important factors to influence the hydrodynamic characteristics of otter board was dihedral angle , followed by aspect ratio and sweepback angle .

试验结果证明影响网板水动力性能的最重要的因素是网板板面折角，其次是展弦比和后退角。

When the size of particle , sintered time , sintered temperature were input and the equilibrium dihedral angle and sintered mechanism were selected in two-dimensional simulation , the dynamic change of sintered neck was showed .

在进行二维模拟时，输入相应的颗粒大小、烧结时间、烧结温度，并选择不同的平衡二面角和烧结机制后即可进行动态模拟，显示出不同机制下的颈长变化规律。

Vector method can solve the three main problems of solid geometry-vertical , dihedral angle and solid directly and simply . Based on this fact , this article discusses the necessity of introducing vector into solid geometry .

本文从立体几何中三大问题：垂直、二面角、体积用向量方法解决的简捷性出发，探讨向量引入中学立体几何的必要性。

We counted all RNA monomers in the PDB database , as well as analyzed the similarities and differences of dihedral angle distribution for different kinds of RNAs , which is classified according to their functions .

本文不仅对现今PDB数据库中的所有RNA单体进行统计，而且还将这些分子按照功能分类，分析不同类型RNA分子扭转角分布的异同点，从异同分析功能RNA分子的结构特征。

The solid-liquid interracial tensions of Cu ( solid ) - Pb ( liquid ) and Cu ( solid ) - Bi ( liquid ) binary systems have been determined by the dihedral angle method .

采用两面角法，确定了850℃时Cu-Pb，Cu-Bi固液两相系中Cu（固态）与Pb（液态）、Bi（液态）之间的固液界面张力。

From NOE constraints , coupling constants and H / D exchange rates , the secondary structure and hydrophobic region were located and characterized , and the dihedral angle φ and probability of helical formation were also calculated .

通过NOE效应，偶合常数，H／D交换速率表征和定位二级结构和疏水域，计算两面角φ和螺旋形成几率。

The Visual C + + was adopted to simulate the change of sintered neck , some factors such as the size of particle , sintered time , sintered temperature , dihedral angle and sintered mechanisms were considered during the simulation .

采用Visualc++模拟这三种模型下的颈长变化，在模拟时主要考虑颗粒大小、烧结时间、烧结温度、二面角、烧结机制等因素。