Предварительно работала российская противовоздушная оборона (ПВО).
Фото: Anton Vaganov / Pool / Reuters
。PDF资料对此有专业解读
Commercial & private flights。关于这个话题，新收录的资料提供了深入分析
Task: Write an encyclopedia-quality article of not more than 5000 code points about Conway's Law. (Please submit it as its own gist rather than an inline comment.)，这一点在新收录的资料中也有详细论述