reverse of polarity

常见例句

双语例句

• Therefore, paleomagnetic polarity reverse of Quaternary may be one of the main driving factors.
  因而，第四纪古地磁极倒转可能是第四纪气候冷暖波动变化的主要驱动因素之一。
• This is a sign that the many falls in vibration are now upon the reverse swing of polarity within the Great Central Sun.
  这是大中枢太阳中诸多次振动下降后向极性之反向提升的征兆。
• From the fact that Cd-Ni storage batteries are widely used as DC power sources at small substations, the reverse polarity and activation of Cd-Ni storage batteries are discussed in detail.
  针对小型变电所普遍使用镉镍蓄电池作为直流电源的现实，分析了镉镍电池的反极现象和进行活性化处理的方法。

权威例句

• For the Democrats to retake the House, they must either reverse this polarity in the South or they must ride a wind of similar force in other parts of the country.
  NPR: What Would It Take To Flip the House?
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