查询词典 underlying topology

The relation between the completeness of several local convex topology in normed vector space and that of induction topology of its unit ball was pointed out in this paper.

本文指出了赋范线性空间上的一些局部凸拓扑的完备性与它的单位球上相应的诱导拓扑的完备性之间的关系。

The POD PWM technique is applied to the topology and the control strategies of the new type of single-phase five-level CSI topology in open-loop control system and in closed-loop control system are discussed.

该拓扑结果简单，所用开关数目和分流电感比同类拓扑更少，针对该拓扑，应用多载波POD PWM技术应用，分别研究了开环和闭环控制方案。

Relative to conventional cascade topology, the new topology needs fewer switching devices when producing the same number of output levels, which simplifies circuit.

相对于传统的级联多电平拓扑，在得到相同输出电平的情况下，该拓扑需要较少的开关器件，因此可以简化电路结构。

We find that, i the diagrams withthe annihilation topology have a suppression factor 〓 relative to those withspectator topology; ii our results are much different from other model predic-tions for some decays modes; iii the pure W-exchange process 〓with a branching ratio 〓 can be found even before the B-factory era;iv for B →ππ,πK and KK decays, our results are well below the experimen-tal upper limits, but they are about one order of magnitude below the BSWpredictions.

其次，我们从有效哈米顿出发，利用微扰QCD方法系统研究了末态为两个赝标介子的B介子衰变过程，对可能的图进行了分类，给出了一般的计算方法和一般性公式，并且将其应用于纯W湮灭和W交换过程，B→ππ，πK和KK过程以及〓→PP过程。

Then a topology control scheme based on NDPSO is put forward. Experimental results indicate that the obtained topology has low overall power consumption, is roust, controls the inter-node communication interference, and prolongs effectively the lifetime of the WSN.

无线传感器网络所具有的能耗有限性和节点资源有限性要求在任务调度过程中进行实时数据交换时要尽量减少传感器节点的功耗，而数据融合能有效减少网络内的数据传输量，减少能源的消耗，并尽可能地挖掘传感器节点的处理能力。

This paper firstly introduces the point set of topology theory, enumerating all kinds of topology relations which have practical application value.

首先介绍了点集拓扑理论，归纳了有实际应用价值的各种拓扑关系，分析了拓扑模型中的最基本拓扑元素和空间实体的关系；然后提出了一种要素类的拓扑构建方法，其算法以MAPGIS7.0空间实体的结构为依据，主要体现要素分裂的思想。

Then, a new structural topology optimization method is proposed based on thelevel set method. The structural topology configurations are concentrated to handle the structural boundary.

另一方面，论文给出了一种基于Level Set方法的结构拓扑优化设计方法，将结构拓扑构形集中在拓扑边界的处理上。

A topology optimization model for the control arm of a vehicle suspension including ball joints and bushings is set up, and a topology optimization for CA is carried out.

建立了含有球铰和衬套的汽车悬架控制臂优化设计模型，利用拓扑优化技术对悬架控制臂进行了优化设计。

Some people introduce subphotosphere magnetic charges or dipole, which can fit magnetic field on the photosphere, then the separatrix and separator above and on the photosphere can be located, the comparison between their location and location of flare ribbon support the idea of magnetic reconnection. It is called Source Method. Some people extrapolate magnetic fields of photosphere to corona by some method, then use QSLs method to investigate the relations between flare ribbons and magnetic field topology. Some people study relations between flare ribbons and singular point on the plane above photosphere. Some people investigate magnetic topology by analyzing magnetic field of photosphere directly.

或者以观测的光球磁场为基础，来构造光球下的磁荷或磁偶极等光球下磁源，进而研究光球上的磁拓扑结构与耀斑的关系；或者利用各种外推方法将光球磁场进行外推，然后用准分隔层的方法来研究磁拓扑结构与耀斑的关系；或者利用势场模型外推光球磁场，然后研究光球之上平行于光球的某一平面的两维奇点与耀斑的关系；或者直接利用观测的光球矢量场来研究磁场拓扑。

Although that node targets the topology of a standard voltage regulator, the op amp matches it to the much smaller current-sense voltage and the slightly different topology of a current regulator.

虽然节点都是以标准电压拓扑为目标，但是运放可以使其与微弱的电流敏感电压及有些许不同的电流拓扑结构相匹配。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。