第二部分(第二章)，着重研究了半群作用的敏感依赖性。
In the second part (Chapter 2), we study the sensitive dependence of semigroup actions.
本文主要讨论辛几何中群作用的商的有理上同调的计算方法。
In this paper, we mainly discuss the procedure for computing the rational cohomology of quotients group actions in symplectic geometry.
抗性淀粉是摄食后不被小肠消化而能被大肠微生物群作用的那部分淀粉。
Resistant starch is the portion of ingested starchy material which escapes digestion in the small intestine and is acted upon by microflora in the large intestine.
本文通过群作用和正则覆盖，利用拓扑刚性定理对此问题给出一个判定性条件。
By the use of group action and normal covering we give an answer in some conditions from topological rigidity theorem in this article.
第三部分(第三章)，着重从半群作用的复杂性函数出发，研究了系统的复杂性。
In the third part (Chapter 3), we study the complexity of semigroup actions using complexity functions of open covers.
然后，我们将看到微分同胚群作用下的辛商为特殊子流形模空间上的以环面为结构群的丛。
And then we will see that in the framework of diffeomorphism group the symplectic quotient is torus bundle over the moduli space of special submanifold.
利用群作用给出了一经线性 （无限 ）群在无限幂群上的作用 ，利用这一作用定义了无限幂群的正则表示和相应的矩阵表示 。
In this paper, the regular representations and matrix representations of an infinite powergroups are given by the infinite linear group actions on the infinite powergroup.
本文对一致空间上的群作用，用等度连续性刻画了几乎周期的性质，并且论证了一致等度连续的群作用拓扑等价于一等距的群作用。
We characterize almost periodicity with equicontinuity, and prove that if the group is uniform equicontinuous then it is topologically equivalent to an isometric one.
情感纽带在初级社会群体中起主导作用；我们认为，这一群体的人通常依靠他们自己实现目的，并且凭借自身的实力体现自我价值。
Expressive ties predominate in primary groups; we view the people as ends in themselves and valuable in their own right.
在人格杂志上发表的一个研究说明，对于将近三分之二的一群女性她们每天都保持记录自己的情绪，流泪对宣泄情绪并没有什么作用。
Research published in the journal of Research in Personality found that shedding some tears had no effect on the mood for nearly two-thirds of a group of women who kept daily emotion journals.
受众群是谁，临床效果如何，有效成分是哪些，如何防止副作用，以及，不可忽视的底线，是否物有所值？
Who to give it to, how does it work, what dose, how to prevent side effects and, of course, the bottom line – is it worth it?
波浪作用和附近的马蹄蟹的挖掘，使一些卵群更接近沙滩表面。
Wave action and the digging of nearby horseshoe crabs disturb many of the egg clusters, bringing them closer to the surface.
基因“开关”涉及乙酰化作用，也就是将乙酰基群在染色质的DNA水平上引入到分子中，由此完成基因转录。
The genetic switch involves acetylation, the introduction of an acetyl group into a molecule at the DNA level of chromatin resulting in genetic transcription.
这是人类首次对蓝莓作用进行的试验研究。一系列试验表明，一群退休老人喝了12周蓝莓饮料后改善了他们记忆，重新回想起往事。
In the first such test on humans, the group of pensioners drank the juice over 12 weeks, which helped improve their memory and recall in a series of tests.
我们显然在扩大利用DAS的基础客户群、项目、产品和流程的协同作用，为我们的主要客户采取更实质性的工作和复杂的报表。
We are clearly leveraging the synergies in customer base, programs, products and processes in the expanded DAS family to take on more substantial and complex statements of work for our key customers.
工作小组关注甲基化作用，是指一个甲基群被放在DNA序列的胞嘧啶上面。
The team looked at methylation, in which a methyl group is placed onto cytosine in DNA sequences.
与星系群其它星系之间相互作用的引力潮可能导致了NGC 3190的旋臂不对称地环绕中心，而星系盘也出现了扭曲。
Gravitational tidal interactions with other members of its group have likely caused the spiral arms of NGC 3190 to appear asymmetric around the center, while the galactic disk also appears warped.
但是，当一群人出现的时候，伍迪戴上了他起保护作用的帽子，走进楼里去了。
But then, when a gaggle of pedestrians appeared, he jammed the protective hat on his head and dashed into the building.
材料的合成过程是这样：首先，他使高温碳氢混合气体和铁催化剂相互作用产生密集的碳纳米管群，然后再用聚合物充填碳纳米管间的空隙。
He created this composite by growing a forest of nanotubes using hot hydrocarbon gases and an iron catalyst, and then filling the space between the tubes with the polymer.
当德国领头羊的作用消失了，欧元和欧盟都跟着遭殃，而德国依然是这群哀兵之中的佼佼者。
When that goes missing, both the currency and the club tend to suffer—and Germany is foremost among the losers.
如果你是个悲观主义者，你可能将这样的回应视为一群幼稚的科学主义者实施了毫无作用的计划。
If you are a pessimist, you might see such a response as an unworkable plan of naive technocrats.
很少量的这种菌群是很难清除的。 此外，它们与低流量水流一起作用，可能促进细菌增长。
And that, combined with the low water flow, is probably promoting the growth.
举个例子，如果你去观察Digg自己的用户在群游现象(swarming)中的那种交互作用是如何的轻松，你会觉得非常的有意思。
For instance, it \ \ \ 's interesting to observe how the ease of interaction in Digg drives the swarming behaviour of its users.
基于一项新的研究结果，嗜肝病毒(包括乙肝在内的病毒群，作用于人类、哺乳动物和鸭子)潜伏在现代鸣禽的基因里。
A new study describes evidence of a hepadnavirus (a virus group that includes hepatitis b, which infects humans as well as other mammals and ducks) hiding in the genomes of modern songbirds.
文中考虑了竖向力对群桩刚度的影响以及桩基承台水平位移与弯曲、扭转位移的耦合作用。
The effect of the vertical force on the pier stiffness and the interaction among the level, bending and torsion displacement is also studied.
方法：将中药制剂和各种正常菌群混合培养，观察中药制剂对正常菌群的生长促进作用。
Method: to make the preparation of Chinese herbs and normal flora mixed cultivation, to observe the growth and promotion effect of preparation of Chinese herbs on normal flora.
对于必须考虑承台作用的低承台群桩，本文的计算结果是很有价值的。
The effect of SFRC on mechanics behavior of thick pile caps has also been analyzed systematically in this paper.
群决策过程是群成员相互作用的动态过程。
Group decision making is a dynamic process of interaction among individuals.
群决策过程是群成员相互作用的动态过程。
Group decision making is a dynamic process of interaction among individuals.
应用推荐