The cold resistance and the hot resistance of the ignitor can only offer judgement for the contact between the ignitor and the mercury, it offers referrence for the ignitor.

• 引燃电极冷电阻的大小只能给电极与水银的接触情况和工作状态提供判断依据，给电极引燃性能的好坏提供粗略的参考，不能为其提供判断依据。