The flag of st David is a gold cross on a black background, although earlier variations exist.These include a black cross on a gold field and engrailed edges on the cross.
虽然早期曾变为金色背景下的黑色十字以及十字的边缘变化为锯齿状，但圣大卫之旗如今基本保持于黑色背景下的金色十字。
The radar cross-section was further reduced because the wings' leading and trailing edges were composed of nonmetallic honeycomb structures that do not reflect radar rays.
由于机翼和尾部边缘的蜂窝状非金属结构不反射雷达波，所以飞机的雷达反射波就减少了很多。
The absolute height of Gorely is 1829 m. 11 craters are located on its top.The edges of many of them cross each other and create a very bizarre picture.
Gorely火山的绝对高度为1829米，其顶部有11个火山口，有些火山口边缘相互重叠，构成了一幅奇妙的景象。
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