音标与读法

这里为大家介绍下dihedral 是什么意思，希望能帮助到各位朋友。

中英文翻译

adj.

由两个平面构成的，二面的。

n.

【数学】二面角 (＝ dihedral angle)；【航空】上反角 (＝ positive dihedral)；下反角 (＝ negative dihedral)。

例句与用法

1.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。

2.Calculating plane angle of a dihedral angle

也谈二面角的平面角求法

3.Calculating the degree of dihedral angel by the formula of trihedral angel

用三面角公式求二面角的度数

4.The pucara has a low wing with no taper or dihedral on the broad center section

“普卡拉”的低单翼宽大平直，没有后掠角。

5.Of a dihedral

二面角的面

6.A high - precise arbitrary dihedral and circular division measurement system is exploited at the first time ; the measuring and system controlling software based on ms windows are also exploited

首次研制成功了高精度任意二面角与圆分度测量系统，并编制了基于mswindows的测量和系统控制软件。

7.Joined - wing configuration features diamond - shapes in both the plan and front views . the front wing is aft swept with positive - dihedral angle and the rear wing is forward swept with negative dihedral angle

联结翼飞机是指带上反角的后掠前翼和带下反角的前掠后翼联结成菱形框架结构的飞机。

8.In the paper , we discuss the equation about angle bisector of intersecting line in the analytic geometry and the equation about the bisection planes of dihedral angles in analytic geometry of three dimensions

摘要主要讨论了平面解析几何中和空间解析几何两相交直线夹角平分线方程及空间直角坐标系下两相交平面的二面角的角平分面方程。

9.In the secondary structure of peptide , dihedral angles and are the essential factors of c - h bde . each pair of ( , ) has unique bde value which varies with the different combination of and

在多肽链的二级结构中，二面角中和w是影响c hbde的主要因素，每一对（ p ， w ）对应一个bde值， bde的数值随中与w的变化而变化。

10.The formed ca - h radicals lead to the variations of the dihedral angles and . thus verified our own hypothesis . as for the calculation of small molecule " s c - h bde , density functional theory ( dft ) b3lyp is employed

量子化学计算表明，多肽链的ca - h的解离焓( bde )较小，易抽氢，且抽氢前后多肽链构象发生了很大的变化，这可以从构象角、的变化看出，从而从理论上验证了我们的观点。

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