The permanent magnet which can be a permanent magnet ring can be sheathed on the pipeline wall.
包括枪架、气嘴、气管、在供气管道上设置永磁铁。
In a permanent magnet brushless motor, airgap field excited by a 2-pole magnet ring with parallel magnetisation is sinusoidal.
永磁无刷电机中，平行充磁的2极磁环产生的气隙磁场是正弦分布的。
Camparing the simulations and experimental data of a permanent magnet ring, the calculation error of the magnet flux density is less than 8%. The results show that the calculation formula is correct.
通过对单块永磁环磁场分布的仿真计算和实验测试数据比较，磁感应强度计算误差不超过8%，验证了计算公式的正确性。
The system design variables are magnet external diameter of internal ring, internal diameter of external ring, depth of groove - ring and ampere turns.
系统设计变数为磁铁内环外径、外环内径、槽口深度和安匝数。
An axial magnetic field is designed by using the permanent magnet. It is a magnetic ring.
设计制作了由永磁材料构成的，能提供均匀磁场的环形磁场。
There is a kind of special permanent magnetic mechanism-magic ring which is made up of permanent magnet segments with different magnetization direction.
永磁魔环是一种特殊的永磁机构，由若干充磁方向均匀变化的永磁块组成。
The annular magnet is embedded into an inner cavity of the rubber ring, the plastic cover disk is covered at the back face of the rubber ring.
将环形磁铁嵌入橡胶圈的内腔中，再将塑料罩盘盖在橡胶圈的背面。
According to the principle of the "uniform magnetization" and harmonic analytic method, the fields of the ring structure system with multi-segmented and trapezoidal magnet are analysed.
根据“均匀磁化”原理，用谐波分析的方法，分别对多体扇形及梯形磁体构成的两类环状系统的场形进行了分析。
A permanent magnet with a wide pole arc circular ring structure is arranged on the rotor and fixed with a non-magnetic thin-wall outer ring.
转子上装有宽极弧圆环结构的永磁体，永磁体用非磁性的薄壁外圈固定。
A permanent magnet with a wide pole arc circular ring structure is arranged on the rotor and fixed with a non-magnetic thin-wall outer ring.
转子上装有宽极弧圆环结构的永磁体，永磁体用非磁性的薄壁外圈固定。
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