“平面的”用英语怎么说？

于是,图K1是非平面的.The graph K 1 is hence nonplanar.天文学家通常认为,恒星际星尘都是紧靠着银河平面的.Astronomers usually assume that interstellar dust is closely confined to the galactic plane.之所以有此需要,是因为所加载荷通常是垂直于校准装置平面的.This is necessary because the...