Editore: China Machine Press, 2020
ISBN 10: 7111639979 ISBN 13: 9787111639978
Da: liu xing, Nanjing JiangSu, JS, Cina
Hardcover. Condizione: New. Language:Chinese.HardCover. Pub Date: 2020-01-01 Pages: 76 Publisher: Machinery Industry Press Hubble Space Telescope running on about 550 km orbit above the Earth. revolved around the Earth more than 5.000 times a year. it has carried out more than 130 million times observations reveal a broad picture of the universe and the solar system other than our solar system. With this book. you can learn a great .