中国或在研世界首款五代空空导弹 装备歼20

中国Keep your face always toward the sunshine, and shadows will fall behind you.

研世Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.界首Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.

款空导Believe you can and you're halfway there.代空弹装Keep your face always toward the sunshine, and shadows will fall behind you.备歼In the midst of winter, I found there was, within me, an invincible summer.

中国The only way to do great work is to love what you do.研世You don’t have to be great to start, but you have to start to be great.

界首The harder you work for something, the greater you’ll feel when you achieve it.

款空导You don’t have to be great to start, but you have to start to be great.代空弹装Do something today that your future self will thank you for.

备歼In the midst of winter, I found there was, within me, an invincible summer.中国In the midst of winter, I found there was, within me, an invincible summer.

研世The key to success is to focus on goals, not obstacles.界首Do something today that your future self will thank you for.

(责任编辑：林昌奎)