球形穹顶 [
qiú xíng qióng dǐng]
spherical vault
- 效果上“罗马穹顶”将阿雷西博的球形碟面变成了抛物面形碟面。
In effect, the Gregorian dome transforms Arecibo's spherical dish into the equivalent of a parabolic dish. - “罗马穹顶”由于它独特的几何外形,将阿雷西博球形碟面反射来的信号聚焦到它内部的一个点上。
The Gregorian dome, due to its unique geometrical shape, focuses the signal reflected by Arecibo spherical dish one a single point inside the dome.
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