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Floral tubes prominently undulate-winged from sinus of sepals, wings attenuate on pedicellate floral base; floral tubes densely white pubescent; epicalyx absent.

在有花梗身上从萼片，翅渐狭的凹缺波状具翅的显著的花被管花的基部；浓密的花被管白色短柔毛；副萼缺席。 3 L。 villosa 毛紫薇

In the SIRS epidemical models with impulsive vaccinations, we prove the existence and global stability of the disease-free periodic solution.

对脉冲预防接种的SIRS流行病模型，证明了无病周期解的存在性和全局渐近稳定性。

For a class of networked control systems with equality constraint ,this paper addresses the problem of designing controller,sampling period and the maximum allowable delay bound.

针对一类具有等式约束的网络控制系统控制器、采样周期以及最大允许延迟时间的设计问题，采用李亚普诺夫函数、线性矩阵不等式的方法，推导出了该网络控制系统渐近稳定的充分条件。

Firstly, based on the stability criterion for the nominal discrete singular time-delay system, a sufficient condition for the existence of the static output feedback controller in terms of linear matrix inequality with linear matrix equality constraint is established, which ensures that the resulting closed-loop system is regular, causal and robustly asymptotically stable, and the static output feedback controller is designed by the feasible solution of the linear matrix inequality with linear matrix equality constraint.

首先基于标称离散广义时滞系统的稳定条件，以受限线性矩阵不等式形式，得到闭环离散广义时滞系统正则、因果且渐近稳定的充分条件，同时利用受限矩阵不等式的可行解给出静态输出反馈控制器的设计方法；然后采用矩阵的正交补，把求受限线性矩阵不等式的可行解问题转化为求严格线性矩阵不等式的可行解；最后的数值实例说明了所给方法的有效性和正确性。

Under the appropriate assumptions, the asymptotic solutions of the problem with different forms are obtained according to the multiple number of the root of some equation, which is satisfied by the boundary value of the reduced problem, by giving the general expressions for the coefficients of outer solution expansion and the corresponding boundary conditions.

在适当的假设下，通过给出外部解展开式系数及其对应边界条件的一般表达式，根据退化问题的边值作为某方程的根的重数，得到了此问题不同形式的渐近解。

In the paper, puts forward a new method to analyze the progressive stability of higher- dimension non-linear circuit equilibrium point.

提出了一种新的分析具有分解形式的高维非线性电路平衡点全局渐近稳定的方法。

And proved equivalent relation of characteristic functions with asymptotically of two composite entire functions under given conditions.

证明了在一定条件下两个复合整函数的特征函数具有渐近等价的关系；并给出了复合亚纯函数的特征函数的一个上界。

Based on it, another sufficient condition on asymptotic stability undering the meaning of Lyapunov's is obtained via the method of equivalent transformation and equivalent system.

在此条件基础上，利用等价变换和等价系统的方法，得到了该闭环系统Lyapunov意义下渐近稳定的充分条件。

Li 101 proved the nonlinear ergodic theorem for semitopological semigroups of Lipschitzian mappings in the uniformly convex Banach space with the Frechet differentiable norm without using the concept of invariant mean and submean. In Chapter 1, we extend the results in [23 [24] to the case of almost-orbit.

Li［10］避开了不变平均及不变子平均的概念，在具Frechet可微范数的一致凸Banach空间中，给出了一般拓扑半群上渐近非扩张半群的遍历压缩定理。

Moreover, when X is a Hilbert space, Miaxoguchi and Takahashi provided the ergodic retraction theorem for general semigroups of asymptotically nonexpansive mapping by using the concept of invariant submean.

进一步，当X是Hilbert空间时，Miaxoguchi及Takahashi引入了不变子平均的概念，在一般拓扑半群上给出了渐近非扩张半群的遍历压缩定理。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。