您要查找的是不是：
- magnetic pole distribution 磁极分布
- Handly magnetic pole tester easy to use. 准确易用。是厂家必备工具。
- A single, isolated magnetic pole has never been found. 单一的、孤立的磁极从来未找到。
- There is a force field around the arbitrary magnetic pole. 在任一个磁极的周围有一个力场。
- North magnetic poles repel (each other). 磁北极与磁北极互相排斥。
- Surface electroosmosis method can reduce coal tangential resistance,but the pole distribution affects the result of reducing resistance. 表面电渗法可有效地减少煤的切向阻力 ,但电极分布对电渗效果有很大影响。
- The North magnetic pole seems to be moving northward at an average rate of 1 0 kilometers per year. 北磁极似乎正在以平均每年10千米的速度向北移动。
- The different groups of magnetic pole juxtapose in this series products, the magnetic line transmit along quadrangle. 该产品磁极工作面可根据用户需要加长，便于吸吊中间有孔或有缺口的工件。
- The magnetic poles are far more restless. 极更是不平静。
- North magnetic poles repel each other. 磁北极与磁南极互相排斥.
- A slender magnet suspended in a magnetic compass on a low-friction mounting; used to indicate the direction of the earth's magnetic pole. 在低磨擦力的磁性罗盘内悬挂的小的磁体;确定地球磁的方向。
- The centimeter-gram-second electromagnetic unit of magnetic intensity, equal to the magnetic intensity one centimeter from a unit magnetic pole. 奥斯忒厘米、克、秒制中磁场强度单位，等于离单位磁极一厘米处的磁场强度
- Magnetic saturation effect on the saliency is used to distinguish the north magnetic pole from the south. 利用磁饱和效应对凸极性的影响来区分南北磁极。
- The auroral oval rotates clockwise (relative to the earth) around the magnetic pole as the time of day progresses. 强的地磁暴能引起地球磁场大的扰动，并使极光卵形带向中纬扩展。
- Strewdriver Bits,Hexagon Wrench,Magnetic Sleeve,Electric Harmmer Drill Bits,Chisels,Magnetic Pole. 螺丝批头，内六角扳手，风批套筒，钻头，凿子，接杆
- These regions of strong attraction are called magnetic poles. 这些有着强大吸引力的区域就叫做磁极。
- A few remarks are about the concept of magnetic poles. 现就磁极的概念作出一些说明。
- The geographic South Pole is at the center of the Antarctic continent,but the magnetic pole is hundreds of miles away,near the coast. 地理南极在南极大陆的中央，但是磁极却离此数百英里，在海岸带附近。
- Magnetic field curve distortion is found at the position of magnetic pole edge in Hall effect experiment, using HL-5 Hall effect testing instrument. 在利用HL-5霍尔效应测试仪测量磁场的实验中,发现有些仪器的测量曲线在磁极边缘附近存在畸变。
- In regions near the magnetic poles,compasses are virtually useless. 在磁极附近区域，罗盘实际上已经失去作用。
