您要查找的是不是：
- dihedral cohomology 二面体上同调
- Relating to, having, or forming a dihedral angle. 二面角的关于、具有、或构成二面角的
- This paper proposes a novel algorithm based on dihedral angle. 这本书提出一种基于二面角的结构比对算法。
- These two theorems will be derived later from results on nonabelian cohomology. 这两个定理将在后面由非交换上同调的结果推出。
- Variation of helices based on dihedral angels and residue composition. 不同的螺旋是依据二平面夹角与残基组成来决定。
- 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。
- 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 .
- Later Chen and Hu[CH] give adeRham model to compute the Chen-Ruan cohomology ring of abelian orbifold. 最近;B.;Chen 和S
- Many properties of twisted conjugate actions can be expressed by the language of nonabelian cohomology, and vise versa. 扭共轭作用的很多性质可以用非交换上同调的语言来表述，反之亦然。
- The date was December 5, 2002.One problem took a dihedral to a dyno over a roof. 这里有一条路线是要从一个内角起攀，然后以跳跃的方式翻上天花板。
- Contrary, when the dihedral angle is big enough, the compound can be electronpolymerization. 反之，当联苯双面角过大，联苯间电子无法共振，就会有电聚合情形的发生。
- But traditional RCS computation method is only suit for the ideal dihedral corner reflector. 但是传统的计算方法仅仅适用于理想二面角反射器。
- For applications to homotopy theory we also discuss by way of analogy cohomology with arbitrary coefficients. 蔡皋把想象的虚无缥缈的乌托邦具象化。让人感觉到一个实实在在的桃花源。
- Combined with the equation of traveling wave and dihedral reflector, the RCS of total missile was calculated. 结合计算行波和二面角散射的经验公式，计算了导弹整体的RCS。
- Brooke had also bolted the face variant to the left of the dihedral above Camp Six. 有别于内角的左侧，Brooke也曾在第六营上的岩面打过bolts。
- The target can be modeled by dihedral formed between its side and the ground due to the long wavelength of VHF/UHF. 在VHF/UHF低频段,一般的人造目标可简单模化为目标侧面与地面之间形成的一个长二面角。
- The first task was to remove the old piton in the dihedral, essentially a piece of trash. 第一个目标就是清除在岩角上的旧岩钉，那已经是个垃圾了。
- The structure of the PE chain was analyzed by the dihedral distributing function and the order parameters. 利用PE链自身的扭转角分布和取向参数对PE链构象进行了分析。
- 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°。
- But twisted conjugate actions of Lie groups have closed relation with nonabelian cohomology of cyclic groups with coefficients in Lie groups. 而李群的扭共轭作用与循环群以李群为系数的非交换上同调有非常密切的关系。
