当整流变压器配用瓦斯继电器时，“轻瓦斯”讯号和“临界油温”讯号并联；
When rectifier transformer is matched with gas relay, "light gas" signal and "critical oil temperature" signal are connected in parallel;
当整流变压器配用瓦斯继电器时，“轻瓦斯”讯号和“临界油温”讯号并联；
When rectifier transformer is matched with gas relay, "light gas" signal and "critical oil temperature" signal are connected in parallel;
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