书籍详情
格式
平装书
页数
32
语言
英语
已发布
Oct 30, 1990
出版商
Troll Communications Llc
ISBN-10
0816701318
ISBN-13
9780816701315
描述
Explains the qualities of the air that we breathe and of the air in the layers of the atmosphere, and briefly discusses gravity and air pressure