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垃圾填埋发展历史
释义
垃圾填埋发展历史
Encyclopedia
工学
生活垃圾填埋处理工程
释
development history of landfill disposal
垃圾填埋发展历史
垃圾填埋处置最早可以追溯到公元前3000~前1000年。早期的填埋场是天然土坑,在其中填入垃圾后覆土。由于堆放随意、技术落后及无合理导液导气的措施等原因,导致填埋场散发大量有害气体并产生大量污染液,滋生蚊蝇老鼠,传播疾病,由此引发大量的环境卫生问题,这迫使人类对垃圾处理不断重视,于是开始逐步发展卫生填埋技术。
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Writing in the City of Wuchang
writing media
writing method
writing of historical facts
Writings
writing show the brilliance of tao
writing skill
writing skills during the spring and autumn period
writings of portrait painting in Qing Dynasty
Writings of the Orthodox School
Writings on Connoisseurship of Ming Calligraphies, Paintings and Other Antiquities
Writings on Plum Painting
writing symbols
Writing text
writing tools
writing transmitters
written constitution
written decision of administrative compensation
written explanation
Written interview
written language
written language and literature of the Shui nationality
written law
written law carved on bamboo slips
written-news sheets
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