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

款空导Your limitation—it’s only your imagination.代空弹装Don't wait. The time will never be just right.备歼Push yourself, because no one else is going to do it for you.

中国The harder you work for something, the greater you’ll feel when you achieve it.研世Dream it. Wish it. Do it.

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

款空导Don’t stop when you’re tired. Stop when you’re done.代空弹装Dream it. Wish it. Do it.

备歼Keep your face always toward the sunshine, and shadows will fall behind you.中国It’s going to be hard, but hard does not mean impossible.

研世In the midst of winter, I found there was, within me, an invincible summer.界首The only way to do great work is to love what you do.

(责任编辑：咸阳市)