... 效率契约模型 Efficient-contracts model 排放费 Effluent fees 排放标准 Effluent standards ...
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system of effluent fees 排污费制度
·2,447,543篇论文数据，部分数据来源于NoteExpress
Luka Erceg, the boss of Simbol Materials, a start-up that produces lithium and other metals from brines and effluent, reckons he has spent hundreds of thousands of dollars in legal and other fees applying for funds from the federal stimulus package.
ECONOMIST: Technology firms and Barack Obama
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