Nancy: And coordinates can locate any point in space.
南希：直角坐标系可以在区域内设任意一点。
Wall or ceiling mounted in any position, they save space and provide pin-point cooling.
可安装在墙壁或天花板的任何位置，节省空间，并提供定点冷却。
Wall or ceiling mounted in any position, they save space and provide pin-point cooling.
可安装在墙壁或天花板的任何位置，节省空间，并提供定点冷却。
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