Transport(Questions & Answers)(问与答系列: 运输)
Philip Brook
Kingfisher Books
出版时间：
2001年06月
出版社：
Kingfisher Books
作者：
Philip Brook
内容概要
Have you ever wondered...How is a car designed?what keeps a helicopter in the sky?How fast is a bullet train?Which is the biggest ship?How is submarine kept watertight?
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