查询词典 stability region

Based on existing partial stability calculation procedure, a new calculation system of stability was developed. After the calculation of resistance and stability, new systematic analysis method for drafting towing scheme of BFP was put forward for the first time, and presented the towing scheme of type B BFP. The analysis method can be widely used in the systematic analysis of ocean large-scale structure towing with pontoons.

在现有部分稳性计算程序基础上，开发了新的稳性计算系统；基于该稳性计算系统和阻力计算，本文首次提出了制定新型桶形基础平台浮筒拖航方案的系统分析方法，并给出了B型桶形基础平台的拖航方案，该分析方法可广泛应用于海上大型结构物浮筒拖航的系统分析中。

The method can be used to calculate thin-walled structures not only overall stability but also local stability and interactive stability.

通过算例验证了该方法的可靠性，可以计算薄壁结构的整体稳定、局部稳定和整体局部相关稳定。

Most LDO regulators before are off-chip so that they are hard to meet the demands of SOC solutions. This thesis is target on SOC applications and analyzes the challenges of stability, transient regulation and line regulation, etc. Trade-off relations between different characterizations are seriously discussed. In order to meet the demand of high precision and self-stability, a newly LDO structure is proposed and design process is carefully described, which manifest many design points. A PMOS is chosen to be the output transistor of this on-chip LDO. To maintain stability, miller capacitor in serious with nulling resistor is used.

以往的LDO大多作为一块独立的芯片难于实现SOC的解决方案，而本文针对集成于SOC的特定应用要求，分析了片上低压降电源调节器在稳定性、瞬态调节、电源调节等诸多方面的难点，论证了各个难点之间所存在的相互折中关系，定义了设计的性能指标，在此基础上，为实现一种高精度、自稳定的片上LDO而提出了一种合理的电路结构，详细描述了电路器件在尺寸选取方面的设计过程，突出了片上LDO中几个主要模块的设计重点。

However, as we know, the stability condition obtained by method of linear stability is only necessary condition for stability, while subcritical instability cannot be excluded.

Xu[2]用推广的能量方法对该问题的非线性进行了研究，通过定义一个能量泛函，给出当参数时静止状态非线性稳定的充分条件。

Meanwhile,we establishψfunctional stability which is more general than the classical exponential stability and polynomially stability.

我们通过对几类方程的讨论，将不同的渐近稳定性借助于&ψ函数&归结为一种&ψ函数稳定性&。

The proposed method could not only efficiently tell between the inward and outward region of the closed curve or surface, but also solve the numerical stability problems of other methods. These superiorities have a significant impact in improving the computational efficiency and stability of level set methods.

所提出的算法能够区分任意形状的闭合曲线或曲面的内外部，改进了以往初始化算法的数值不稳定缺陷，从而使水平集方法的计算效率和稳定性有了显著的提高。

The latest chemical product prices fell, demand has not really visible downstream, the short-term rise in oil prices in the channel, in which phase fluctuations, we continue to be optimistic about with anti-cyclical businesses and new materials, anti-cyclical embodies New Chemical Materials decrease in prices of raw materials is less than the decrease in prices of raw materials at the same time, the cost shift ability, to maintain price stability; civil explosive materials companies fell as a result, prices, countries can enjoy the benefits of; domestic urea production capacity excess of export disruption, high product costs, industry consolidation is inevitable, so concerned about the urea industry with technical advantages and cost advantages of urea enterprises: China Shandong Hengsheng; Although the overall situation of excess nitrogen, but because of the regional characteristics of the domestic fertilizer domestic part of the region will be in a high urea prices, the relevant listed companies will benefit from, such as the Liao Tung Chemical; compound assets as light industry, with the weak cyclical characteristics, the stability of industry profitability, industry leaders concerned about the compound: para Tian shares ; potash by the international market, short-term decline of domestic potash fertilizer prices would have difficulty, Salt Lake Potash in 2009 will be guaranteed a profit, Salt Lake Potash concern.

最新化工产品价格出现下跌，可见下游需求并未真正起来，短期石油价格处在上升通道，在这种上下波动阶段，我们继续看好具有抗周期性的新材料企业，抗周期性体现了化工新材料的产品价格下降幅度小于原料的下降幅度，在原料价格上涨同时，成本转嫁能力较强，价格维持稳定；民爆企业由于原料下跌，价格上涨，可以享受国家指导价的益处；由于国内尿素产能过剩，出口受阻，产品成本居高不下，行业整合在所难免，因而关注尿素行业内具有技术优势和成本优势的尿素企业：华鲁恒升；虽然氮肥全局过剩，但由于国内化肥的区域性特征，国内部分区域尿素价格将处于高位，相关上市公司将因此受益，如辽通化工；复混肥作为轻资产行业，具有弱周期性特点，行业盈利稳定，关注复混肥行业龙头：芭田股份；钾肥受制于国际市场，短期内国内钾肥价格恐难下跌，09年盐湖钾肥盈利将会有保证，关注盐湖钾肥。

It is proved that all monic polynomials of order n with roots lying in some open region on the complex plane forms a simply connected set in the polynomial parameter space. Based on this result, Edge Theorems for D-stability of general polyhedrons of polynomials and Boundary Theorems for D-stability of compact sets of polynomials are obtained.

证明了其根位于复平面中某开域的所有n阶多项式的全体构成多项式参数空间中的一个单连通集，并基于这一结果进一步提出了关于一般多面体多项式族D-稳定性的棱边定理和关于一般多项式紧集D-稳定性的边界定理。

For the whole switched system, a suitable switched law is designed to ensure: 1 the state of the closed-loop system, at the time of the transition, resides in the stability region of the mode that the system is switched into; 2 the Lyapunov function for each mode is nonincreasing wherever the mode is reactivated, thereby guaranteeing the stability.

对整个切换系统，设计适当的切换律以保证： 1在切换时刻，闭环系统的状态处在切入系统的稳定区域内； 2切入模块的Lyapunov函数是非增的，从而可保证稳定性。

Excavating stability of tunneling in permafrost region is related to deep and shallow stability of wall rock.

多年冻土隧道工程开挖施工的稳定性受深层和浅层稳定的影响。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。