Whether building a skyscraper, constructing a bridge, or digging deep under the ground, construction workers face extreme and potentially dangerous circumstances every day. This volume describes and explores the demands, challenges, and rewards of this hands-on line of work.
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语言 英语 ● 格式 PDF ● 网页 64 ● ISBN 9781435848382 ● 出版者 The Rosen Publishing Group, Inc ● 发布时间 2008 ● 下载 3 时 ● 货币 EUR ● ID 8666498 ● 复制保护 Adobe DRM
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