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

• a series of waves in the hair made by applying heat and chemicals
  Synonym:permanentperm

双语例句

• The direction of magnetic field, the coil geometry and the frequency of the electromagnetic field determine the wave type of transducer. Then we select the permanent magnet and the track coil to stimulate the shear wave.
  因横波可作测厚的波型，根据外加磁场的方向、线圈的几何形状以及电磁场的频率能决定换能器产生的波型，选定了由永磁铁和跑道形线圈合理组合来激发所需的横波。
• 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炸弹袭击浪潮。
• Permanent magnet synchronous motor ( PMSM) in the system is driven with sine wave;
  系统的永磁同步伺服电机采用正弦波驱动；
• What would you like permanent, cold wave, or washed and dressed? She is permanently waved both as to hair and figure.
  你要电烫，还是洗一洗做一做头发？她的头发与身材好象都是（电烫的）永久曲线。
• The Optimum Logic Resolving Structure Research of Permanent Magnet Brushless DC Motor With Square Wave Current
  永磁方波无刷直流机最佳逻辑解析结构的研究
• The rare earth permanent magnet brushless DC square wave motor is a new type of motor. With its high performance, the motor shows a broad prospect for further advances.
  稀土永磁无刷直流方波电机是一种新型电动机，其性能优越，发展前景广阔。
• Do you want a permanent wave or a cold wave?
  你想电烫还是冷烫？
• An analytical solution shows that the Rare Earth Permanent Magnetic Brushless DC Motor which is studying in my laboratory can get a approximately square wave air-gap magnetic field density with well designed motor structure and well selected material.
  分析结果表明：正在研发的稀土永磁无刷直流电动机可得到近似方波的气隙磁感应强度，从而有效减少力矩脉动，提高电动机出力，电动机结构设计和材料选用合理；
• 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；