子系统

A linear subsystem of speed and a linear sub-system of tension can be obtained by combining the inverse neural network with the two-motor variable frequency speed-regulating system.

然后分别对速度和张力子系统设计线性闭环控制器从而实现对两变频调速电机系统的高性能控制。

On the base of the reversibility analysis of the PMSM's mathematical model, the PMSM system is decoupled into a second-order linear speed subsystem and a first-order linear stator current subsystem.

通过对永磁同步电机的数学模型可逆性分析，将永磁同步电机系统解耦成二阶线性转速与一阶线性定子电流两个低阶的线性子系统。

The control objective is achieved by firstly using robust passivity to stabilize the linear subsystem, and then with resort to switching control technique to guarantee the invariance of the specified region in state space simultaneously. Hence, a sufficient condition for the robust invariance switching control of this class of systems is derived.

控制思想是首先通过鲁棒无源性技术来镇定线性子系统，再借助切换控制技术得到系统轨迹对于指定区域的正不变性，从而得到了该类系统鲁棒不变切换控制的充分条件。

The permanent magnet synchronous motor is decoupled into second-order linear speed subsystem and first-order linear flux subsystem. The aim space voltage vector is ascertained by combining sector judgment of stator flux with the practical system inputs after linearization and decoupling. The system is decoupled into two linear subsystems, flux and rotor speed, which realizes the completely dynamic decoupling for permanent magnet synchronous motor speed control system.

将永磁同步电机动态解耦成二阶线性转速子系统和一阶线性磁链子系统，结合磁链扇区判断方法和线性化解耦后的实际系统输入来确定目标空间电压矢量，实现了永磁同步电机调速系统的转速和磁链动态解耦控制。

The decentralized state feedback controller is obtained by using the linear transformation of the state of each subsystem.

通过子系统状态的线性变换，得到分散状态反馈控制律。

The decentralized state feedback controllers are obtained by using the linear transformation of states of each subsystem.

通过子系统状态的线性变换，得到分散状态反馈控制律。

Last but not the least, the stability problem of the fuzzy linearization system is discussed in part two.

本篇的另一重要工作是，利用模糊系统的特有性能，提出了非线性系统的模糊线性化概念，并给出了相应的模糊子系统辨识和控制器综合方法，分析了模糊线性化系统在两种不同情形下的稳定性。

Thus we can assert that the difference between global and local squeezing parameter doesn't vanish is a sufficient criterion for the entanglement.

由这个关系，我们可以得到总体压缩系数与局域压缩系数的差值不为零可以作为子系统间存在纠缠的充分条件。

This System enables one to four persons to work simultaneously and input and output conveniently many kinds of data and images Corresponding to the four hardware subsystems, its software is composed of four software packages: magnetic tape recorder data collecting package, image displaying package thematic mapping package and remote sensing image applied processing package.

它的硬件部分以四台微机为主，采用分布式联接，组成四个子系统，可供1—4人同时操作，能方便地输入输出多种数据和图像。该系统的软件部分，由对应硬件子系统的四个软件包组成，即磁带机数据采集软件包，图像显示软件包，专题制图软件包及遥感应用处理软件包。

To resolve the problem of the communication and control subsystem design and implementation on the Multi-processor Tight Coupling YH Digital Control Wire-cut System, the paper has discussed the communication and processing controlling method between master CPU and slave processor controlling board under Windows environment.

针对多机紧耦合YH数控线切割系统通信与控制子系统的设计与实现课题，讨论了在Windows环境下实现主CPU与从处理器控制板的通信与加工控制方法，对多机紧耦合系统中的通信代码设计、数控加工控制软件设计及其在YH数控线切割系统上的实现作了详细的叙述

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。