查询词典 magnetic field

The DSS of a moving spherical particle is explained by the electric and magnetic field from Mie scattering theory.

首次利用Mie理论，详细的研究了高速运动介质球的散射特性，得到了运动介质球粒子散射截面的解析表达式。

The fluctuating magnetic field cutting across the turns of loops of wire of the secondary coil sets up an electrical pressure or voltage in these loops.

起伏变化的磁场横向切割着的次级线圈的线匝或线环时，会在这些线环中引起电压。

Because the 2nd harmonic of self inductance is larger than that of the mutual inductance, which is not agree with Park transform, so the saturated mathematical model under a, b, c phase coordinate system of pulsating magnetic field permanent magnet low speed synchronous motor is constructed.

利用有限元方法计算了脉振磁场永磁低速同步电动机参数变化规律，由于自感二次成分远大于互感二次成分，不满足Park变换条件，在a、b、c相坐标下建立电机饱和数学模型。

We reproduce the well-established and self-generated magnetic field equations, which are nonlinear partial differential equations.

我们证明该非线性偏微分方程具有塌缩波解，并用标准的数值方法解此方程来验证分析结果。

A phenomenon called self-induction is at work here: as the current oscillates, the magnetic field around the wire changes, too, inducing voltages that slow the oscillation.

这里运用了一种「自感现象」：当电流振盪时，金属线周围的磁场也会改变，产生使振盪减慢的电压。

These elements are shielded so that they are free from the influence of magnetic field.

这些组件已加屏蔽，因此不受磁场的影响。

However, when only single-phase power is available, the rotating magnetic field must be produced using other means.

但是，当供电系统为单相时，则需要用其他的方法来产生旋转磁场。

At last, by comparing calculated results of sinusoidal electric magnetic field with testing result.

在前面理论计算的基础上，通过改变次级材料的电阻率的大小，研究了次级材料电性能的变化对起动性能的影响。

Electricity A soft iron rod in a coil or transformer that provides a path for and intensifies the magnetic field produced by the windings.

铁心：包在线圈内或变压器中的柔软铁条，用于提供道路和加强由线圈曲转产生的磁场

We have designed a compensation solenoid and calulated its magnetic field distribution.

给出了补偿线圈的设计结构及其轴向场分布。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。