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environmental standards
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environmental standards
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environmental standards
环境标准
由公认的权威机关批准并以特定形式发布的各种法规性技术规范和技术要求的总称。
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oxacyclobutane
oxacyclobutane; oxetane
oxacyclobutanone
oxacyclobutene
oxacyclobutene; oxete; oxetene
oxacycloheptatriene
oxacycloheptatriene; oxepin
oxacyclopropane
oxacyclopropane; epoxyethane; oxirane
oxacyclopropene
oxacyclopropene; oxirene
oxadiargyl
oxadiazole
oxadiazon
oxalaldehyde
oxalation
oxalic acid
oxalic acide dimethyl ester
oxalic acid regulator
oxaloacetic acid
oxalosuccinic acid
oxamide
oxamyl
oxazacyclobutane
oxazacyclobutane; oxazetidine
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