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燃气热水器故障检修步骤及常见故障点
此视频介绍了热水器的故障判断步骤又简单介绍了漏电保护插头定期检测的重要测，还详细介绍了燃气热水器的常见故障点及其排名，希望同行朋友相互指点，共同学习！
热水器故障判断及维修教程12/57
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