Its recommended to set a temperature gauge to check the temperature of hot water.
最好安装温度计以了解温水的温度。
Its recommended to set a temperature gauge to check the temperature of hot water.
温度和压力表——可安装在热水器表面，便于观察。
Its recommended to set a temperature gauge to check the temperature of hot water.
温度和压力表——可安装在热水器表面，便于观察。
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