...cules ; polar molecule,polar molecule ; polarmolecules 反极性 reversed polarity ; Polarity Reversal ; polarity reversed 极性表面积 polar surface area ..
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reversed polarity machining 负极性加工
edm with reversed polarity 负极性加工
Reversed Polarity Test 反极性测试 ; 反性测试
exciter reversed polarity 励磁器反向极性
Gilbert reversed polarity epoch 吉尔伯特反极性期
Matuyama reversed polarity chron 松山反向极性期
Gilbert reversed polarity ehron 吉尔伯特反向极性时
control field reversed polarity 控制磁场反向极性
Viewed from inside the tube, this field looks like an accelerating electrical pulse, and it is this pulse that picks up and carries the electrons-or, if the polarity is reversed, the protons.
从腔内看，此电场就如同一个加速电流脉冲，该脉冲可选中并携带电子，或在极性逆转时选中并携带质子。
Back in 2008 solar scientists saw a high-latitude, reversed-polarity sunspot, suggesting the start of a new solar cycle.
在2008年的时候，太阳科学家们观测到一个位于太阳高纬地区反极性的黑子，他们认为这是新一轮太阳活动开始的标志。
All hardwired connections to LED fixtures shall be reverse polarity protected and provide high voltage protection in the event connections are reversed or shorted during the installation process.
所有与LED装置硬连线的连接须采取逆极性的保护，在这些连接被扭转或缩短的安装过程中，须提供高压保护。
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