polarity

polarity

[pəˈlærəti]

n.[物]极性;[生]反向性;对立;[数]配极;

复数： polarities

例句:

1、

The hydrophobicity is related to molecular volume and polarity.

分子的疏水性跟分子的体积和极性有关.

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2、

The magnetic field around single circular loop carrying current is such that the faces show polarity.

通电的单匝线圈由于周围存在磁场而其表面具有磁性.

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3、

If the polarity of the speaker connections are not correct, the bass tones will be weak.

扬声器接线电极如果没有连接正确, 低音将显得微弱.

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