异步的

The electrical propulsion system proposed in this article utilizes the advantages of PMSM such as small volume, light weight, small moment of inertia and high effectiveness of operation, high reliability, against the DC electric propulsion system"s defectiveness on structure and asynchronous electric propulsion system"s power defectiveness and inefficiency.

本文设计的PMSM电力推进系统利用了永磁同步电动机体积小、重量轻、转动惯量小、运行效率高、可靠性高等优点，弥补了直流电力推进系统在结构上的固有缺陷以及异步电力推进系统功率因素低和效率低的缺陷。

Petri Nets is a graphics and digital system modeling tool, which provides an efficient way to describe and analyze the complex system that is concurrency, asynchrony, distributivity, or nondeterminacy.

摘 要：Petri网作为一种图形化、数学化的系统建模工具，为描述和分析具有并发性、异步性、分布式、非确定性等特征的复杂系统提供了强有力的手段。

FIFO edge also can act as a data buffer when there is more data than the program can be processed.

这种边不仅解决了异步数据传输的问题，而且在外部数据流暂时高于内部处理速度的情况下起到了缓冲器的作用。

In this paper first discuss the development, the present conditionand the vary fault diagnosis methods of electric motor.

论文首先论述了异步电机故障诊断技术的发展、现状及各种诊断方法的特点和存在的不足。

The change of observation error was analyzed in the case of stator flux observer ui model at high speed and in model at low speed when the parameters of motor changed based on the mathematical model in the stationary coordinates.

利用静止坐标系下的异步电机数学模型，分析当电机参数改变时，高速运行状态下定子磁链观测器 u i 模型和低速运行状态下 i n 模型的观测误差变化情况，然后给出定子磁链全阶观测器增益矩阵的确定方法。

For dynamic problem, the unsimultaneous staggered iteration FEM method with explicit central difference scheme is used for the elasto-plastic analysis of the dynamic response of a soil foundation. The computed results show good agreement with soil mechanic knowledge.

对于动力问题，采用异步交叉迭代显式有限元解法，对典型的地基算例进行了固液耦合的有限元动力弹塑性反应分析，结果定性符合土力学的一般规律。

Based on the structure of vector control system for asynchronous electric motor using current model, the favorableness of vector control is validated by making reference of an actual electric motor and utilizing simulink simulation software.

根据使用电流模型的异步电动机矢量控制系统的结构框图，采用交-直-交间接变频器，以实际电机为例，利用simulink仿真软件，验证了矢量控制的有利性。

Based on the levitation principle of bearingless motor, the torque winding air gap field oriented vector control is utilized to realize the decoupling control of the nonlinear system even in the transient case.

在研究无轴承异步电机的磁悬浮机理的基础上，利用转矩绕组气隙磁场定向控制实现两者之间的动态解耦控制。

Analysis the existing asynchronous station's method of frequence control and the limitation in the engineering.

3分析了现有的异步发电站的频率控制方法及其在工程应用上的局限性。

This article describes reuse-based functional block design flow through developing the header error control processing block set.

本文通过异步传递方式中信头差错控制模块组的设计，阐明基于设计再利用的功能模块的设计流程。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失