查询词典 scheme

In order to optimize the energy consumption and to prolong the lifetime of networks, two schemes of local tasking node selection in a self-adaptive way are given in the decentralized sensor networks, including the scheme of nearest distance between target and nodes of candidate and the least trace of covariance matrix scheme.

为了优化网络的能耗以延长网络寿命，提出了两种在分布式传感器网络中局部节点自适应选择任务节点[2]的方法，包括目标-候选节点距离最小原则和候选节点协方差矩阵迹最小原则作为任务节点选择调度的两种方法。

Based on the analysis of the affected extent of the neutral-point potential by every space vector on all kinds of voltage and current conditions the concept named neutral point control grade was proposed for the first time in this paper. The calculation formulas of NPCG were presented as well. Based on NPCG, a novel modulation scheme called optimized 3D space vector modulation (O3DSVM) scheme was proposed in a-b-0 coordinates based on the translation principle of axes, by which the space vectors with higher NPCG values are selected to synthesize the object vector to suppress the unbalance of the neutral-point potential.

该文通过对各种电流电压状态下每个三维空间矢量对直流中点电位的影响进行分析，提出了"中点控制度"(neutral-point control grades，NPCG)的概念，并给出了NPCG的计算公式；基于NPCG，在a-b-0坐标系下提出一种基于坐标平移原理的新型"三维矢量优化选择调制策略"(optimized 3D space vector modulation，O3DSVM)，该调制策略能优化选择NPCG值较高的矢量以合成目标矢量，从而达到最大程度控制直流中点电位偏移的目的。

Then the model of implicit trapezoid time-dominate simulation method with UPFC is established, and also give two scheme of the UPFC controller, the two scheme is compared during the simulation calculation, and draw the conclusion that UPFC both has advantage and disadvantage in improving power system transient stability.

在潮流计算的基础上，进一步建立了计及UPFC暂态稳定分析的隐式梯形时域仿真法模型，并给出了UPFC控制器的两种方案，在仿真计算中对两种方案的控制器进行了比较，得出UPFC在改善系统暂态稳定性上是一把双刃剑。

In this thesis, a joint bus and error correction coding, self-corrected green coding scheme is proposed. Self-corrected green coding scheme is constructed by two stages, which are triplication error correction coding stage and green bus coding stage.

在这篇论文中提出了一个结合汇流排编码和错误更正码的方法，这个方法由三重错误更正码和节能汇流排编码两级组成。

This paper put forward a digital algorithm-Analytical recursion scheme method for the structural dynamics to solve the earthquake response problem of the soft clay foundation. From the outcomes of the research, we will find that analytical recursion scheme method can obtain more accurate calculating results, and it is unconditionally stable and convergent.

本文引入"结构动力学数值分析解析递推格式法"求解软土地基地震反应分析问题，论文研究表明，解析递推格式方法计算精度较高，是无条件稳定的算法，可以解决不等时间步长问题。

Researching on close relationship between reconstructing principle of the scheme and human visual system, combing multi-line scan and connected region shared independently, the dissertation has proposed a new pixel unexpanded scheme, applying which can make granularity of the reconstructed image smaller, and make borderline between regions clearer.

通过研究不扩展方案的恢复原理与人类视觉系统的密切关系，将多行扫描和各连通区域独立分享有效结合，本文提出了一种像素不扩展方案，应用该方案得到的恢复图像颗粒度小，且区域间界线清晰。

The results show that in both unfrozen and frozen soil, the calculated soil thermal conductivity by the new scheme is better than Farouki scheme.

结果表明：在未冻结及冻结土壤中，新方案比Farouki方案计算的土壤热传导率小，更接近实测值。

A new scheme was presented to design subdivision curves by introducing three control parameters in the subdivision process. The sufficient conditions of the uniform convergence and Ck continuity of this subdivision scheme were analyzed.

通过在曲线细分过程中引入三个参数，给出一种新的细分曲线构造的算法，并利用生成多项式等方法对细分法的一致收敛性、Ck连续性进行了分析。

Using generalized Grover's algorithm of multiple marked states, and by designing a proper unitary operator, we propose a scheme for synthesizing quantum superpositions, and realize the scheme to synthesize NMR analogues of Einstein-Podolsky-Rosen states (pseudo-EPR states).

利用多标记态情况的广义Grover算法，我们通过选择适当的幺正变换，提出了合成量子叠加态的方案，并在实验上合成了赝EPR态。

The results show that the proposed scheme can not only resist conspiracy attacks and forgery attacks essentially, but also provide anonymity and traceability simultaneously. In addition, itcan realize the unknowability ofgroup's secretby constructing a secure distributed key generation protoco.l As a resul,t the proposed scheme is more secure than the two schemes.

结果表明：该方案不仅能够从根本上抵抗合谋攻击和伪造签名攻击，而且在保证匿名性的前提下，能够真正实现签名成员身份的可追查性，同时通过构造安全的分布式密钥生成协议保证群私钥的不可知性，因此比现有方案具有更高的安全性。

Objective:To explore the feasibility of laparoscopy in diagnosing and treating of abdominal diseases.

目的：探讨腹腔镜用以诊断腹部外科疾病及选择治疗方案的可行性。

The lifetime of nylon 1010 and nylon 1010/POSS composites decreased with increasing temperature.

热重-红外联用分析表明尼龙1010在氮气气氛下的降解产物主要为小分子的低聚物，POSS并不改变尼龙1010降解产物的组成。