hangtiankegongjituangongsidiliuyanjiuyuanshiwoguodiyigegutihuojianfadongjiyanzhi、shengchanheshiyanjidi,beiyuweiwoguogutihuojianfadongjide“yaolan”,yongyou6000duomingkeyanrenyuan。航(hang)天(tian)科(ke)工(gong)集(ji)团(tuan)公(gong)司(si)第(di)六(liu)研(yan)究(jiu)院(yuan)是(shi)我(wo)国(guo)第(di)一(yi)个(ge)固(gu)体(ti)火(huo)箭(jian)发(fa)动(dong)机(ji)研(yan)制(zhi)、(、)生(sheng)产(chan)和(he)试(shi)验(yan)基(ji)地(di),(,)被(bei)誉(yu)为(wei)我(wo)国(guo)固(gu)体(ti)火(huo)箭(jian)发(fa)动(dong)机(ji)的(de)“(“)摇(yao)篮(lan)”(”),(,)拥(yong)有(you)6(6)000多(duo)名(ming)科(ke)研(yan)人(ren)员(yuan)。(。)
河南小麦咋样了?央视记者实地探访
ARJ21,中文名“翔凤”,是我国首次按照国际民航规章自行研制、具有自主知识产权的中短程新型涡扇支线客机,被视为C919的探路者。