查询词典 zero

The zero dynamics were divided into several types, and the relations between the zero dynamics of general nonlinear system and that of its adjoint system norm were discussed by using functional analysis.

佘焱将零动态分为几种类型，运用泛函分析等工具，研究了一般非线性系统与其作为仿射非线性系统的伴随系统的零动态之间的关系。

When the relative velocity between missile and target is high, the change of the LOS will not be kept zero but vibrate. It can result in the system unsteady. A new SMG is designed. It do not request keeping the change of the LOS be zero all the time, but relax restriction advisably and automatically as missile approach target.

针对这一问题，设计了一种新型滑模制导律，其并不要求时时将视线角率控制为零，而是随着弹目标距离的减小，自动适当地放宽对视线角率的约束，从而有效缓解了传统滑模制导带来的强振荡问题。

In order to achieve zero trigger the purpose of the system design of the alternating current zero-detection circuit.

为了达到过零触发的目的，系统中设计了交流电过零检测电路。

The pointer of the ampere-hour meter moves from zero to two and goes back to zero again.

安培小时计的指针先从0转到2，然后又回到0。

The tunable photon broad band radio frequency phaser based on a silicon ring resonance cavity comprises a pumping signal light-generating system, a carrier wave light-restraining double-sideband generating system, a silicon ring resonance system and a measuring system; wherein, the silicon ring resonance system comprises a light coupling device and the silicon ring resonance cavity; the output of the light coupling device is connected with the input port of the silicon ring resonance cavity; wherein, the silicon ring resonance cavity is composed of a silicon annulet and a root of a straight waveguide; the air gap distance between the silicon annulet and the root of the straight waveguide is several ten nanometers or several hundred nanometers; the taking characteristic of the silicon ring resonance cavity is the characteristic of a seasonal reject trap; the transmission rate in the position of a resonance wavelength is equal to zero or is very close to zero.

本发明包括：泵浦信号光发生系统、载波抑制光双边带产生系统，硅基环形谐振腔系统，以及测量系统。所述硅基环形谐振腔系统包括一个光耦合器和一个硅基环形谐振腔，光耦合器的输出连接到硅基环形谐振腔的输入端口，其中：硅基环形谐振腔由一个硅基微环和一根直波导构成，硅基微环和一根直波导之间的空气隙间隔为几十至几百纳米，硅基环形谐振腔频谱特征是周期性的带阻滤波特性，在谐振波长处的透射率等于0或非常接近0。

In order to further the research on intellectualizing of arborescences, lattice theory is applied on arborescences by defining zero element. At the same time, it is proved that an arborescence coith zero element is a lattice under a partially ordering relation.

为了促进树形图结构的智能化研究，通过引入零元的概念将树形图结构转化为格结构，证明了加入零元的树形图可在给定序关系下构成格，进而将格的有关理论引入树形图的逻辑运算中。

The zero flag is set when the result of an arithmetic operation is zero, and it

当算术操作的结果为0时ZF将置1；如果结果不为0，则ZF将被清零。

It turns out that this sequence does not have a zero asymptote -- you have a roughly 28% chance of living literally forever, genuinely never dying at all, even though your chance of dying in any given millennium is always non-zero.

这就产生一个问题：这样排序不会有零–照字面说，你永远有约28 ％存活机会，确实完全不会死，即使在任何一个特定的千年你的死亡机会都是非零。

Taking electrostatic field as an example problem, based on the general analytical series solution of electrostatic field,(1) the zero, first and second order asymptotic boundary conditions on circular truncation boundary; and (2) the zero and first order asymptotic boundary conditions on arbitrary polygonal truncation boundary are derived.

有限元法计算无界电磁场问题是电磁场数值分析中的一个重要课题，在这里计算精度与计算量之间的矛盾尤为突出。

By means of generalized Lyapunov function and linear matrix inequality,the asymptotical stability with zero solution is studied for the system,and a sufficient condition is given such that the system is asymptotically stable with zero solution and also a H∞ norm constraint .

针对非线性离散广义系统研究了状态反馈H∞控制器的设计问题，利用广义Lyapunov函数和线性矩阵不等式，首先对系统的零解渐近稳定问题进行了研究，并在此基础上给出了系统的零解渐近稳定且具有H∞范数约束的充分条件，之后设计了状态反馈H∞控制器，使闭环系统具有同样的性能，最后给出了数值算例说明本文结论的有效性和可行性

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。