钾通过阻断心肌除极的起始相，导致电机械活动的停止。

The potassium causes cessation of electrical and mechanical cardiac activity by blocking the initial phase of myocardial depolarization.

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他们在起始区域有整个游戏最棒的任务的一部分，而且他们的身份与诺森德及巫妖王的故事环环相扣。

They have some of the best quests in the entire game in their start zone, and their identity is stitched heavily into the story of Northrend and the Lich King specifically.

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正常源每一相位的欠压传感：起始电压可在额定值85 - 100%的范围内调节；回动电压可在始动值75 - 98%的范围内调节。

Undervoltage Sensing for Each Phase of Normal Source: pickup voltage is adjustable form 85 to 100 percent of nominal, and dropout voltage is adjustable from 75 to 98 percent of pickup value.

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