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paper for the next step. At first, paper for recycling is required to keep free from contaminants, such as food, plastic, metal, and other trash, which make paper difficult to recycle. This course is called “sorting.” The sorted paper is taken to a local recycling center or recycling bin. At the rec
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(2010).
4. KIGAM(Korea Institute of Geoscience and Mineral Resources).
5. Effects of interfacial properties on deinking efficiency in flotation
process for old paper recycle (2009). 1. 서론
2. 실험
2.1. 재료 및 시약
2.2. 실험 설계
2.3. 분석
3. 결과 및 고찰
4. 결론
5. 참고문헌
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②
④
①③
①
③
④
①
⑤
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③
⑤
②
[주관식]
1. where my school is 2. Korean community 3. wrapped 4. holidays 5. hot
6. sight , small 7. the earth 8.unhappy 9. money 10. ① capital ② symbol
11. recycle 문제1~18번
주관식1~11번
정답
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