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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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Eastward Prelude
east-west asymmetry
east-west effect
east-west line
east-west poverty alleviation collaboration
East-West relationship
East Wind
east wind drift
Eastwing of National Gallery,Washington D.C.
East Yang province
East Zhejiang Maritime Affairs and Folk Custom Museum
easy-addition theorem
easy axis
easy axis [of magnetization]
easy axis of magnetization
easy care textile design
easy caught carp
easy direction
easy direction for magnetization
easy direction of magnetization
Easy Rider
easy slippery stratum
EAT
EA target architecture
Eat Drink Man Woman
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