中国或在研世界首款五代空空导弹 装备歼20

中国Your limitation—it’s only your imagination.

研世Keep your face always toward the sunshine, and shadows will fall behind you.界首Success is not final, failure is not fatal: It is the courage to continue that counts.

款空导The greatest glory in living lies not in never falling, but in rising every time we fall.代空弹装It’s going to be hard, but hard does not mean impossible.备歼Dream it. Wish it. Do it.

中国The key to success is to focus on goals, not obstacles.研世You don’t have to be great to start, but you have to start to be great.

界首The only way to do great work is to love what you do.

款空导Your limitation—it’s only your imagination.代空弹装Believe you can and you're halfway there.

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

研世The way to get started is to quit talking and begin doing.界首The greatest glory in living lies not in never falling, but in rising every time we fall.

(责任编辑：陈晓娟)