permanent wave
英 [ˌpɜːmənənt ˈweɪv]
美 [ˌpɜːrmənənt ˈweɪv]
n. 同 perm; 卷发; 烫发
柯林斯词典
- 同perm
Apermanent waveis the same as aperm.
英英释义
noun
双语例句
- This paper deals with an AC servo system with permanent magnetic brushless motor driven by square wave current.
研究了方波电流驱动的永磁无刷电机交流伺服系统。 - The factors affecting permanent magnet eddy current loss calculated by using FEM method have been researched. The magnetic vector potential wave, the density wave of eddy current and the distribution of eddy current are obtained.
研究了运用有限元计算永磁体涡流损耗的影响因素，得到了永磁体内的磁矢位波形、涡流密度波形和涡流分布。 - Design and Researching of an Intelligent Controller for Vaccum Permanent Magnet Breaker Based on Recongnition of Coil Current Wave
基于线圈电流波形识别的真空永磁断路器智能控制器的研究与设计 - In this paper, the equivalent circuit of typical permanent magnet actuator is analyzed, and the excitation current wave is optimized under definite redundancy and demanded minimum impulse power.
首先，通过分析典型永磁操动系统等效电路，在一定的冗余下优化励磁电流波形，使所需的脉冲功率最小； - Experimental Research on Speed Regulation System of Rare-Earth Permanent Magnet Square Wave Brushless DC Motor
稀土永磁方波无刷直流电动机调速系统的实验研究 - A simple and high-performance brushless DC generator consisting of a controlled rectifying circuit and permanent magnet square wave motor is presented.
提出了一种可控整流电路，它与永磁方波电机联合构成一种简单、高性能的无刷直流发电机。 - He directed plans for a permanent barrier in the West Bank; that wall is credited by some with helping stop the wave of suicide bombings by Palestinians in Israeli cities.
在他的指导下出台了在西岸兴建永久性壁垒&隔离墙的方案。一些人认为，隔离帮助阻止了巴勒斯坦人在以色列城市发起的自杀式***袭击浪潮。 - This system takes the permanent magnetic motor of square wave current regulated ( The Brushless DC Motor) as control object and realizes speed& current double closed loop control.
该控制系统以方波电流控制型永磁交流伺服电动机（多称为直流无刷电动机）为控制对象，采用转速、电流双闭环控制。 - Do you want a permanent wave or a cold wave?
你想电烫还是冷烫？ - In the system of hybrid suspension with electromagnets and permanent magnets, a method of producing two complementary PWM wave with dead-time using CPLD is proposed.
研究电磁永磁混合悬浮系统中，利用CPLD产生两路互补、带死区的PWM波的方法。