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- Magnetic polarity;ionic polarity. 磁极性,离子极性
- The second dating method was palaeo-magnetic analysis, or magnetic polarity stratigraphy. 第二种测定法是古磁学分析法,也叫磁极地层学测定法。
- The cycles of the moon have been proven to affect the tides, magnetic polarity and human behavior. 已经证明月亮的运行周期会影响潮汐、磁极和人类行为。
- The PMSM rotor magnet polarity is first identified using the proposed intelligent approach.Then it is smoothly started in synchronous motor mode in unidirection. 永磁同步马达转子之磁极位置先由所提之智慧型策略侦测判定,然后设定电流控制脉宽调变机构之启始相位,使PMSM以同步马达模式非反向起动。
- An indicator that the sun's magnetic field is reversing is the appearance of sunspots with the reverse magnetic polarity than normal. 太阳磁场正在倒转的一个指示,就是出现太阳黑子发生磁极颠倒的现象。
- For an actual planetwide polarity reversal to occur, such a reversed flux patch would grow and engulf the entire polar region; at the same time, a similar change in overall regional magnetic polarity would take place near the other geographic pole. 如果整个行星的磁极要真的反转,反向通量斑块需扩大到涵盖整个极区;同时,另一个地理极点附近也会发生类似的区域极性全面变化。
- Deltan Heliographers observe an irregularity in the magnetic cycle of the star Delta. The shift of the stars magnetic polarity which usually occurs every 12 years has occurred 1 year early. 德尔塔日光仪观察到星球德尔塔的磁极周期不规则性变化;该星球每12年移动一次的磁极变化刚刚在一年前发生过。
- The science which deals with the magnetic polarization properties of materials. 专门研究材料磁极化性质的一门科学。
- variable magnet polarity DC generator 变磁极性直流发电机
- Sunspot group classifications by magnetic polarity 黑子群磁性分类
- magnetic polarity; ionic polarity. 磁极性,离子极性
- Objective To discuss the action of magnet polarization treating the hyperviscosity syndrome. 目的探讨血液磁极化疗法对高黏血症的作用。
- magnetic polarity changeable DC motor 变磁极性直流电动机
- Methods After blood sample selection, the infrared, magnetic polarizing and oxygenation were performed to regulate the neuro-immune function. 方法采血后,血液经磁、光和充氧,进而实施磁化和紫外线照射,调节神经、体液和免疫功能。
- curve of magnetic polar wandering 磁极移动曲线
- Dalian is a magnet for tourists. 大连是吸引游客的地方。
- Polarity is inherent in a magnet. 极性是磁铁的固有性质。
- This disco is a magnet for young people. 这家迪斯科舞厅经常吸引大批年轻的顾客。
- A magnet attracts both iron and steel. 磁铁吸铁也吸钢。
- Certain metals are attracted to a magnet. 某些金属会受磁石的吸引。