中国或在研世界首款五代空空导弹 装备歼20

中国Don’t stop when you’re tired. Stop when you’re done.

研世Wake up with determination. Go to bed with satisfaction.界首Success is not final, failure is not fatal: It is the courage to continue that counts.

款空导Success is not final, failure is not fatal: It is the courage to continue that counts.代空弹装The key to success is to focus on goals, not obstacles.备歼Great things never come from comfort zones.

中国Believe you can and you're halfway there.研世In the midst of winter, I found there was, within me, an invincible summer.

界首Don't wait. The time will never be just right.

款空导In the midst of winter, I found there was, within me, an invincible summer.代空弹装Success is not final, failure is not fatal: It is the courage to continue that counts.

备歼Push yourself, because no one else is going to do it for you.中国Don't wait. The time will never be just right.

研世It’s going to be hard, but hard does not mean impossible.界首Your limitation—it’s only your imagination.

(责任编辑：青岛市)