Dogs need magnesium, potassium, and sodium for nerve impulse transmission, muscle contraction, and cell signaling.

狗儿需求镁、钾、钠维持神经激动传输以及肌肉缩短，与细胞旌旗灯号传导。

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Dogs need magnesium, potassium, and sodium for nerve impulse transmission, muscle contraction, and cell signaling.

狗儿需求镁、钾、钠维持神经激动传输以及肌肉缩短，与细胞旌旗灯号传导。

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