The electrode connection and interference, poor perception of equipments affect the heart rate and rhythm demonstrated a major factor of accuracy for heart rate and rhythm;
电极接触不良及干扰、仪器感知功能不良是影响心率及心律显示准确性的主要因素；
This paper mainly introduces the different arc shapes, metal transfer modes, compositions of arc and temperature distribution in plasma-GMAW with different electrode connection forms at present;
主要介绍了目前等离子—熔化极气体保护焊在采用不同的电极连接形式下，不同的电弧形态和熔滴过渡方式，以及电弧成分组成和温度分布；
Use an alligator-clip wire to connect the copper electrode of potato A to the plus (+) connection in the clock.
用一个鳄鱼嘴导线连接土豆A的铜电极至钟的正（+）极
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