查询词典 magnetic pole

Extreme volatility. Your magnetic North Pole is shifting its

你们地球的北磁极，在以一个飘忽不定，不可预测的方式移动。

Moreover, Gilbert was the first to systematically study phenomena caused by the earth's magnetism; he was the one who proved that the compass needle always points to the magnetic north pole of the earth.

威廉吉尔伯特（ 5月24日1544至30年1603年11月）是伊丽莎白一世的王室医生。此外，吉尔伯特是第一个系统研究的现象所造成的地球磁场，他是一个谁证明，磁针总是指向磁北极的地球。

Australia lies near the Earth's magnetic S Pole, which is south of this continent but nevertheless nearby.

澳大利亚靠近地球的南极点，而南极就在澳洲大陆的南端，但是很近。

The playback or recording heads of a magnetic tape recorder or player have been demagnetized heretofore with an electrical unit which plugged into a suitable 110-volt AC current source and had pole pieces which were passed closely adjacent and across the surface of these heads and then slowly withdrawn to allow the influence of the AC field to die away gradually.

淘宝上的买家都是专家，都是测试了使用效果之后才给好评的啊？俺在淘宝淘了这么多东西，只要按时收到了东西，没坏，没烂，跟照片一样，就给好评了哦！照你这么说，你在淘宝买个录音机的是不是都得实际测试了所有指标跟出厂指标一致之后才给好评啊？

The write head may also include a magnetic trailing shield that wraps around the main pole portion.

写头还可包括围绕主极部分的磁尾屏蔽件。

In view of special applications of multi-pole magnetic permanent torque motor used for precise numerical control rotary table, motors with higher torque density and lower torque ripple s are needed.

针对精密数控转台伺服直接驱动用多极永磁力矩电机的特殊应用问题(要求电机有较大的转矩密度且较小的转矩波动)，在分析该种电机的特殊结构的基础上，提出一种新型不等齿顶宽结构，以提高绕组利用系数，加大电机的转矩密度；并采用转子斜极的方法，可在有效消除转矩波动的同时，电机仍保持较高的绕组利用系数。

In view of special applications of multi-pole magnetic permanent torque motor used for precise numerical control rotary table, motors with higher torque density and lower torque ripples are needed.

针对精密数控转台伺服直接驱动用多极永磁力矩电机的特殊应用问题(要求电机有较大的转矩密度且较小的转矩波动)，在分析该种电机的特殊结构的基础上，提出一种新型不等齿顶宽结构，以提高绕组利用系数，加大电机的转矩密度；并采用转子斜极的方法，可在有效消除转矩波动的同时，电机仍保持较高的绕组利用系数。

On the two sides of the north pole two auxiliary magnets make the terrestrial globe run automatically at average speed by rotating the magnetic field generator.

当距离变小时，控制器自动减弱磁场，当距离变大时，控制器自动增强磁场，从而保证地球仪与控制器有一定距离，在北极两侧有两个辅助磁铁，通过旋转磁场发生器使地球仪匀速自转。

From the experimental angle, has carried on the system elaboration in literature [2],[3] to several kind of typical oscillatory occurrences, and will affect the low frequency vibration the factor to induce into the filter unit, the working substance current capacity and the type, the discharge voltage, the negative pole current capacity and the position, the wall surface pollution, the magnetic field such several factors.

从实验的角度，在文献[2]，[3]中对几种典型的振荡现象进行了系统的论述，并将影响低频振荡的因素归纳为滤波单元、工质流量和种类、放电电压、阴极流量和位置、壁面污染、磁场这样几个因素。

The electromagnetic force opposite to the fluid flow is also produced, which makes less impact on the narrow side shells, and results in a pluglike flow in the region under the lower pole of the magnetic field.

计算结果表明，结晶器内流动的钢液在恒稳磁场的作用下，形成了具有封闭回路的感生电流，其主体部分从板坯宽面一侧大范围地向另一侧流动，中途逐渐变大，并绕过水口流动。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。