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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:

作者简介

内容简介

Takes a look at screws, nuts, and bolts, covering what they are, how they are used, and how they help us.

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