... 生态学 Ecology 环境系统工程 Environmental system engineering 环境生物学 Environmental biology ...
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Polyguard Bio-Engineering Environmental Management System 研发出适合本公司的环境生物工程管理系统
environmental engineering system 环境工程系统
engineering environmental information system 工程环境信息系统
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This paper introduces a method of controlling ammonia lost, which is based on the principle of environmental system engineering.
介绍了利用环境系统工程原理控制氨流失的方法。
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