closed water system meaning in English
封闭用水系统
Examples
- If installing the water heater in a closed water system , install a relief valve or expansion tank in the cold water line as specified under " closed system / thermal expansion "
如果是在一个封闭的水系统中安装热水器，按照“关闭系统/热膨胀”中的规定，安装一个安全阀或膨胀罐。