求助!multiple circles和outline怎么翻译?
The protected area for circling approach category C is the outline of multiple circles with their focus at each runway threshold and a radius of 1.7 NM (USA TERPS) or 4.2 NM (ICAO PANS-OPS 4).请问这句话中的multiple circles和outline怎么翻译呢?还请各位不吝赐教。多谢! outline 轮廓
multiple 多个 multiple circles 多个圆 学习了:) 非常感谢您的帮助!
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