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At the end of the 19th century, the second Industrial Revolution is just going on and large-scale factory production replaces large-scale mechanical production, also the world enteres the age of electricity from the age of steam. So the invention of electricity dramatically changes people's way of l
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- 페이지 11페이지
- 가격 9,000원
- 발행일 2023.02.21
- 파일종류 워드(doc)
- 발행기관
- 저자
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