与哑铃形缺陷地结构相比，分形缺陷地结构不仅能更好的提高微带天线性能，还能减少刻蚀接地板的面积，提高地板利用效率。
The fractal defected ground structure not only improves the performance of antenna better, but also uses the area of ground more efficiently than the dumbbell defected ground structure.
这种地板的总面积将增加的25平米，预期每天获得1400kw电能。 这些电能足够为其系统提供能源。
The total amount of floor-space will add up to around 25 square meters, and they expect to obtain over 1, 400kw per day – more than enough to power their systems.
计算机系统或外设在地板或台上所需要占用的空间面积。
The amount of space, desktop or floor, needed by a computer system or peripheral.
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