讨论了李超代数上的左超对称结构与其上的1维上同调群的关系。
It discusses the relationship between left-supersymmetric structures on Lie superalgebra and its 1 th cohomology group.
讨论论了R在小同调维数时的结构。
The structure of R with small homological dimension is discussed.
基于复杂网络社团结构理论,提出了一种同调等值的新算法。
Based on the community structure theory of complex network, a new coherency-based dynamic equivalence algorithm is proposed.
实现了在保持本征值谱结构不变情况下同调谐振子的几种变形。
Several variants of isotonic oscillator which can keep the structure of eigenvalue spectra are realized.
为减小风振响应,提高结构舒适度,拟在第90层设置两个相同调频质量阻尼器。
In order to reduce wind-excited vibration and improve serviceability, two identical tuned mass dampers (TMD) are designed to be installed on the 90th floor.
为减小风振响应,提高结构舒适度,拟在第90层设置两个相同调频质量阻尼器。
In order to reduce wind-excited vibration and improve serviceability, two identical tuned mass dampers (TMD) are designed to be installed on the 90th floor.
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