It is a naked electron and is a sodium positive ion.
它是个裸电子，是钠正离子。
Electrical conductivity in water is a measure of the ion-facilitated electron flow through it.
水的电导率是离子易化电流通过水时的测量值。
Electrical conductivity in water is a measure of the ion-facilitated electron flow through it.
水的电导率是离子易化电流通过水时的测量值。
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