| 英文名称: | | 1,1,2-trifluoro-1,2-dichloroethane | | 1,2-dichloro-1,1,2-trifluoroethane | | cfc 123a | | 1,2-dichloro-1,1,2-trifluoro-ethan | | f 123a | | hcfc 123a | | hcfc-123a | | r 123a | | 1,2-dichlorotrifluoroethane | | 1,2-dichloro-1,1,2-trifluoro-ethane | | Ethane,1,2-dichloro-1,1,2-trifluoro- | | CFC-123a | | freon 123a |
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