俄产战机不安全？保加利亚飞行员拒飞

choi

德国之声, Oct 25, 2017
www.dw.com/zh/俄产战机不安全保加利亚飞行员拒飞/a-41105008
( "(德新社, 法新社)" )

Note:
(a) The Dw.com has an English-language report dated yesterday (Oct 24) and titled "Bulgarian Air Force Pilots Refuse to Fly Outdated MiG-29 Jets" also cited DPA and AFP, so does a RadioFreeEurope RadioLiberty report (published today in English).
(b) Mikoyan Mig-29
https://en.wikipedia.org/wiki/Mikoyan_MiG-29
(table: Introduction 1982, Status  In service, Produced 1981–present, Number built 1,600+; section 5 Operators: China not among them)