查询词典 magnet

The magnetic field on the magnet was varied by adding iron yokes at the two ends of the magnet.

通过在磁体两端增加铁轭改变磁体上的磁场，研究发现增加铁轭可以有效的减少磁体上产生的指数损耗。

Can go up to lift up so long as upper magnet of fish pole and upper fish mouth magnet are tied in wedlock together.

只要鱼竿上的吸铁石和鱼嘴上的吸铁石结合在一起，就可以吊上去了。

Aluminum frame, the sandwichcone of Non- woven carbon fiber+Cell+Non-woven carbon fiber, 50mm (2) copper clad aluminum voice coil with flat wire, the special magnet system with Faraday ring and demodulation coil, 120mm×20mm Y30 Ferrite magnet.

铝合金框架， sandwichcone非织造碳纤维+细胞+无纺布碳纤维，使用50mm （ 2 ）铜包铝线音圈与扁线，特别磁体系统与法拉第环和解调线圈， 120毫米× 20毫米的Y30铁氧体磁铁。

Aluminum frame, the sandwichcone of Non-woven carbon fiber+Cell+Non-woven carbon fiber, 75mm (3) copper clad aluminum voice coil with flat wire,the special magnet system with Faraday ring and demodulation coil, 170mm×22mm Y30 Ferrite magnet.

铝合金框架， sandwichcone非织造碳纤维+细胞+无纺布碳纤维， 75毫米（ 3 ）铜包铝线音圈与扁线，特别磁体系统与法拉第环和解调线圈，一百七十〇毫米× 22毫米Y30铁氧体磁铁。

A novel tubular permanent magnet linear servo motor was proposed. The motor applies the axial magnet array topology of the secondary rod, and the air-cored armature windings and slotless structure of the forcer, which totally eliminates the cogging force of general permanent motors.

介绍了一种圆筒型永磁直线伺服电机，电机次级采用轴向磁通结构，初级采用无铁心空心式绕组设计，完全消除了传统有铁心永磁电机固有齿槽效应所引起的推力波动问题。

The Hall position sensor includes permanent magnet and Hall element, and the Hall element has its output voltage varying with the relative position variation of the permanent magnet.

本发明提供一种霍尔位置传感器，包含永磁体和霍尔元件，并且霍尔元件的输出电压随其与永磁体相对位置的变化而变化，所述相对位置的变化方式为，使永磁体与霍尔元件相对表面的重叠部分的面积和/或该重叠部分上各处的气隙长度随着永磁体与霍尔元件之间的相对运动而改变。

Rare earth permanent magnet is used widely in components producing strong magnetic field, such as various micro special electric machine, nuclear-magnet resonator, electric device, magnetic separation equipment, magnetic machine, and magnetic therapy appliance of computer, automobile, apparatus, instrument, household electrical appliance, petrochemical, medical care, and aerospace, etc.

中国钢铁—山东冠洲稀土钕铁硼永磁材料广泛应用于计算机、汽车、仪器、仪表、家用电器、石油化工、医疗保健、航空航天等行业中的各种微特电机，核磁振共振设备、电器件、磁分离设备、磁力机械、磁疗器械等需产生强间隙磁场的元器件。

The magnetized water washing device is composed of multi-stage magnetizers which are combined in series and an imperforate cylinder permanent magnet in center is alternatively combined with another permanent magnet with a through hole in center.

这种磁化水洗浴器由多级磁化器组成，各级磁化器成串组合，中心无孔的圆柱形永久磁体与另一种中心有通孔的永久磁体交替组合。

There is only one set of exciting coil, and the isochronous magnet field is mainly determined by the shape of magnet pole.

它沿半径方向只用一套线圈励磁，等时性磁场的建立完全由磁极形状决定。

The permanent magnet synchronous motor is decoupled into second-order linear speed subsystem and first-order linear flux subsystem. The aim space voltage vector is ascertained by combining sector judgment of stator flux with the practical system inputs after linearization and decoupling. The system is decoupled into two linear subsystems, flux and rotor speed, which realizes the completely dynamic decoupling for permanent magnet synchronous motor speed control system.

将永磁同步电机动态解耦成二阶线性转速子系统和一阶线性磁链子系统，结合磁链扇区判断方法和线性化解耦后的实际系统输入来确定目标空间电压矢量，实现了永磁同步电机调速系统的转速和磁链动态解耦控制。

Objective: To study the effect of polycythemia on blood oxygen saturation.

裴蕾目的：观察RBC剧增而引起的高粘血症对血氧饱和度的影响。

Based on SIMPLER algorithm in the curvilinear body-fitted coordinates, the calculations were performed for Pr=0.7, Re=10~1000 on non-orthogonal non-staggered grids which are generated by elliptic equation systems.

采用曲线坐标系下压力与速度耦合的SIMPLER算法，数值研究了周期性渐扩渐缩波纹通道内脉动流动与换热情况，流动Re数的范围为10~1000，Pr数为0.7。