The incident also comes almost 30 years to the day since Cuban defence forces shot down two small civilian planes belonging to Brothers to the Rescue, a US-based group that searched for rafts carrying migrants from Cuba to the US.
Author(s): Cai-Fu Pan, Dong-Jie Wang, Wen-Lue Mao, Li-Xia Jia, Yan-Kun Dou, Jin-Li Cao, Xin-Fu He, Wen Yang
，这一点在旺商聊官方下载中也有详细论述
Multi-platform optimization
Силовые структуры