Through analyzing the monitoring results of sand storm, it's thought that it's unable to bring sand storm under permanent control.
因此，正确认识沙尘暴的来源、路径、危害现状和产生的原因，对今后制定防治沙尘暴的思路和措施极为重要。
The permanent control of the outputs as described here constitutes the main difference between Risk Analysis and Risk Management and is essential to its efficiency.
永久性的控制这里描述的输出构成了风险分析和风险管理之间的主要区别，并且对它的功效有必不可少的作用。
It is probably the ultimate channel for bringing the scourge of sand under permanent control to change from artificial vegetation to natural vegetation as soon as possible.
人工植被尽快向大面积天然植被过度，也许是根治沙害的终极途径。
The Atkins Blood Sugar Control Program (ABSCP) is anindividualized approach to weight control and permanent management ofthe risk factors for diabetes and cardiovascular disease.[9]Nevertheless
阿特金斯血糖控制计划（ABSCP）是控制体重以及永久妥善控制糖尿病和心血管疾病风险因素的个体化方法。
She wants the permanent "control facility" to secure Ray Mill House in Reybridge, Wiltshire.
她想让警察局这样能永保她安全的机构出现在她位于威尔特郡里布利奇的居所雷·米尔宫。
We hypothesized that lenient rate control is not inferior to strict rate control for preventing cardiovascular morbidity and mortality in patients with permanent atrial fibrillation.
我们假设，在有永久性房颤的病人中，在预防心血管并发症和死亡方面，温和的心率控制不劣于严格的心率控制。
Conclusions In patients with permanent atrial fibrillation, lenient rate control is as effective as strict rate control and is easier to achieve.
结论在有永久性房颤的病人中，温和的心率控制与严格的心率控制一样有效，而且更容易实现。
In allusion to the current integral action in zero-power control of hybrid suspension system with electro and permanent magnets, the negative effect was researched.
针对电磁-永磁混合磁悬浮系统零功率控制中的电流积分问题，开展电流积分负作用的研究。
Due to the large torque coefficient, small torque ripple and ease of control, permanent magnet synchronous motor (PMSM) system has been widely used in many accurate servo control systems.
永磁同步电动机系统具有力矩系数大、力矩波动小以及控制灵活等优点，在许多精密伺服控制系统中得到广泛应用。
Control system is an important part of contactor with permanent magnet actuator and it will influence the characteristic of contactor.
控制系统是永磁机构接触器的重要组成部分，其控制方案的优劣直接影响到整个接触器的性能。
Generally speaking, in the PMSM (Permanent-magnet synchronous motors) control system, mechanical sensor on the rotor shaft is required to detect the position and speed of the rotor.
一般来说，在电动机调速控制系统中需要在转子轴上安装机械传感器，测量电动机的速度和位置。
Nonlinear L2 robust control for bearing less permanent magnet synchronous motors (BPMSM) was presented.
对无轴承永磁同步电动机提出非线性l 2鲁棒控制。
Use HPM hybrid permanent magnet motor to energy saving, and in operation by means of a complete set of control system.
使用HPM混合永磁电机要在运行中节能，还要借助于一套完整的控制系统。
The four permanent benchmarks are built as the altitude control network in the place because of the requirement for the CSPC Nanhai petrochemical project's building.
中海壳牌南海石化项目因工程建设的需要，在厂区范围内建立了四个永久性水准点作为场地高程控制网。
The present construction method of permanent benchmarks and establishing process of altitude control network are introduced at present.
现介绍本次永久性水准点的施工方法及高程控制网的建立过程。
The newly designed backstepping control is implemented for permanent magnet synchronous motor (PMSM) to track speed commands, at the same time the design can provide better speed tracking performance.
设计的反推控制可以实现永磁同步电动机速度跟踪控制，保证系统具有良好的速度跟踪性能。
Recently, permanent magnet brushless DC motors are used more and more widely. According to it, there are various control systems.
近几年，永磁直流无刷电机的应用越来越广泛，出现了多种控制系统。
This paper presents two-degree-of-freedom robust control for permanent magnet linear servo system of numerically controlled machine tool.
对数控机床直线伺服系统提出二自由度鲁棒控制。
The feasibility of designing controller for control permanent-magnet synchronous motor speed is proposed by using differential geometry theory.
对采用微分几何方法设计永磁同步电机转速控制器的可行性进行了研究。
Based on vector control system of Bearingless Permanent Magnet Synchronous Motor (BPMSM), a speed-sensorless control strategy using Extended Kalman Filter (EKF) was presented.
基于无轴承永磁同步电机的矢量控制系统，提出了采用扩展卡尔曼滤波器实现无速度传感器运行的控制策略。
Based on instantaneous power analysis, an instantaneous power control method of permanent magnet synchronous machine (PMSM) is proposed in this paper.
基于对电机输入瞬时有功无功功率的分析，提出一种新的永磁同步电机瞬时功率控制方案。
A sensorless vector control method for permanent magnet synchronous motor (PMSM) drive at very low speed was presented.
介绍了一种极低速段永磁同步电机无速度传感器矢量控制方法。
It is analyzed in details the control of permanent magnet synchronous motor in the light of external synchronous control, self synchronous control and weak magnet control.
对水磁同步电动机的控制从外同步控制、自同步控制及弱磁控制等几方面进行了详细分析。
The structure, working principle, control method of the permanent-magnetic synchronized motor used in hybrid vehicles are described.
介绍了应用于混合动力汽车上的永磁同步电动机的结构、工作原理、控制方法。
This paper presents a field-oriented vector control system for permanent magnet synchronous motor.
本文阐述了永磁同步电动机磁场定向矢量控制系统。
This paper presented L2 robust control for permanent magnet linear motor servo system.
对永磁直线电机伺服系统提出非线性L2鲁棒控制。
This paper presented L2 robust control for permanent magnet linear motor servo system.
对永磁直线电机伺服系统提出非线性L2鲁棒控制。
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