| 1. | Sign on office door reads : ‘ quality contorl
办公室门上标牌写着：质量控制部。 |
| 2. | Water pollution contorl ordinance
水污染管制条例 |
| 3. | Technique requirement for prevention and contorl of highly pathogenic avian influenza
高致病性禽流感防治技术规范 |
| 4. | Your self - discipline will not only contorl your emotions and balance your reason , but also be incredibly useful in four highly important areas
自律不仅能控制情绪、平衡理智，而且还在四个方面起着非常重要的作用。 |
| 5. | Yct series eddy - current coupling drives are ac speed - regulation motors , which are featured by easy contorl and stepless speed variation within a wide speed range
Yct系列电磁调速电动机由拖动电机、电磁转差离合器、测验速发电机和电磁调速控制器组成。 |
| 6. | Vector - contorl wvf system of asynchomous motor is a high performance speed - control system and has been used in a lot of situations of high precision and high performence . in the base of vector - control , some control methods are developing , for example speed - sensorlesss control and self - adaptation control
矢量变换控制的异步电动机变频调速系统是一种高性能的调速系统，已经在许多需要高精度、高性能的场合中得到应用。以矢量变换为基础的许多控制方法，诸如无速度传感器控制、自适应控制等正在发展中。 |
| 7. | This thesis make a study on vector - contorl wvf system of asynchronous motor . in the course of study , making use of the mathematical model of asynchomous motor in mt axes . then both open - loop control system and close - loop vector - control system are respectively simulated with simulation block simulink in matlab
本文对异步电动机变频调速系统进行了研究，利用异步电动机在二相同步旋转mt坐标系下的数学模型，使用matlab中的仿真工具箱simulink分别对开环控制系统和闭环矢量控制变频调速系统进行了仿真。 |
