周围的属于红河的流域，但是由于魔鬼湖流域是封闭的内流区，必须使湖面水位达到足够的高度，水才能流到其他地方。
The surrounding basin is that of Red River, but because Devils lake's own basin is closed, the lake must reach a sufficient water level before the water travels elsewhere.
项目使用了小料混合，使混凝土能够放进模板的封闭区而不会振动。
Using a small aggregate mix enabled the concrete to be placed into the blind areas of the formwork with no vibration.
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