Screws, Nuts, and Bolts
Siân Smith Landon J. Sheryl
出版社:Heinemann Educational Books
出版时间:
ISBN:9781432965891
词汇量:164
页数:24
类别:
虚构:非虚构
开本:
阅读年龄:
Takes a look at screws, nuts, and bolts, covering what they are, how they are used, and how they help us.