... cold water supply installation 冷水供给设备 cold water supply 冷水供应 ; 冷水供给 cold light supply 冷光源 ...
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The installation of unions in both the hot and cold water supply lines is recommended for ease of removing the water heater for service or replacement.
建议在热水和冷水管线上安装管接头，以方便热水器的维修或更换。
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模块上移
模块下移
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