The drill has variable speed control.
这钻机有变速控制。
Its vector control system is one of the most complicated ac adjustable speed control systems.
其矢量控制系统也是最复杂的交流电机调速控制系统之一。
A new speed controller with sensor feedback was developed to improve the speed control of induction motors.
为提高异步电机转速环的动态性能，提出一种新型的有速度传感器的转速控制器设计方案。
The speed control of Brushless Double-Fed Motor (BDFM) is an ideal scheme for saving the energy of fan-type load.
无刷双馈电机调速是风机类负载节能降耗的理想方案。
Electronic control of the vehicle engine includes electronic fuel injection, electronic spark control and idle speed control.
发动机电子控制主要包括喷油控制、点火控制以及怠速控制等。
How's this for effective speed control?
这种方式对于控制车速有效果吗？
Fan speed control with high reliability.
风扇速度控制可靠性高。
风扇速度控制。
This is actually a speed control device that is in use.
其实这是一种正在使用中的减速装置。
Loading and speed control information is inputted by user.
试验台载荷、转速控制信息由用户输入。
The speed control problem of a series dc motor is considered.
讨论直流串激电机的速度控制问题。
Glass frequency electrical transmission system using speed control.
玻璃传送系统采用变频电机调速控制。
This thesis designed a switch reluctance dynamo speed control system.
本论文设计了一个开关磁阻电机调速系统。
The model of hydraulic motor pump variable speed control system is built.
同时建立了该液压电机泵变速控制系统的数学模型。
This paper describes the variable-structure speed control for a DC motor.
本文着重阐述直流马达调速系统的变结构设计。
The cast speed control model is created according to experiment condition.
基于本实验条件建立了连铸铸速控制模型。
Conveyor speed can be configured into a fixed speed or speed control mode.
输送机的速度可配置成定速或可调速的控制方式。
The steady rotating speed control is achieved by phase-compensation in sector scan.
在扇形扫描中，马达稳速的控制是通过相位补偿实现的。
Controller: Pulse Width Modulation electronic speed control for highest efficiency.
控制器：最高效率脉宽调制电子调速器。
This paper introduces a high accuracy speed control system which adopts AC inverter.
介绍了采用交流变频器构成的一种速度精确控制系统。
The design of the automatic hump yard profile depends upon the system of speed control.
自动化驼峰调车场的纵断面应根据采用的车辆速度控制系统方案进行设计。
The purpose of the idle speed control logic is to control engine speed at closed throttle.
怠速转速控制逻辑是用于控制节气门关闭后的发动机转速。
The model provides an important theory foundation for the speed control of stepping motor.
所建模型为步进电机的速度控制提供了理论依据。
The model structure of the speed control system is complete and it has great universality.
这种速度控制系统模型结构齐全，具有很大的通用性。
The dynamic performance and the theory and basic law of the constant speed control are discussed.
讨论了系统的动态性能及恒转速控制的原理和基本规律。
This paper analyzes and studies the new speed control circuit and its superiority and feasibility.
分析研究这一新的容积调速回路的优越性和可行性。
To achieve the high-performance speed control of PMSM, the influence of iron loss cannot be neglected.
为了达到永磁同步电机高性能速度控制，电机铁耗的影响不能忽略。
The speed control system has high sensibility and precision, and has strong anti-interference of load.
结果表明：该速度控制系统具有高灵敏度、高精度，且有很强的抗负载干扰能力。
The speed control system on hump consists of spaced braking system and target shooting braking system.
驼峰速度控制系统，包括间隔制动系统和目的制动系统。
The speed control system on hump consists of spaced braking system and target shooting braking system.
驼峰速度控制系统，包括间隔制动系统和目的制动系统。
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