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biological oxygen demand
agric., chem. 生物耗氧量
R&D. 生物需氧量
repr.biol. 生物氧需要量
tech. 生化需氧量
 English thesaurus
biological oxygen demand
nat.sc., environ., chem. BODsub5sup
biological oxygen demand: 22 phrases in 3 subjects
Earth sciences3
Technology16
Water resources3

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