Documents Chai Maoling Nov.24,2003 Book Ⅲ Lesson 46 The Universe And Man-made Satellite.

Slide 1 Slide 2 Chai Maoling Nov.24,2003 Slide 3 Book Ⅲ Lesson 46 The Universe And Man-made Satellite Slide 4 Slide 5 Slide 6 Yang liwei is great! China is great China…