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Terms for subject United Nations containing 氟化物 | all forms
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制定保护臭氧层维也纳公约氯氟碳化合物议定书法律和技术专家特设工作组Ad Hoc Working Group of Legal and Technical Experts for the Preparation of a Protocol on Chlorofluorocarbons to the Vienna Convention for the Protection of the Ozone Layer
替代碳氟化合物毒性试验方案 代用氟烃毒性试验方案Programmes for Alternative Fluorocarbon Toxicity Testing (一号、二号和三号氟烃方案)