bromochlorodifluoromethane [BCF] [halon 1211]
溴氯二氟甲烷〔1211灭火剂〕
bromochlorodifluoromethane [halon 1211] [CF2BrCl]
溴氯二氟甲烷〔哈龙1211〕
bromochlorodifluoromethane automatic type extinguisher
溴氯二氟甲烷（自动式）灭火器
Methods of test for enamelled wires--Test for resistance to refrigerants--Extraction with monochlorodifluo-romethane (R22)
GB/T4074.29-1983漆包线试验方法耐冷冻剂试验一氯二氟甲烷(R22)萃取法
Methods of test for enamelled wires--Test for resistance to refrigerants--Blister test in monochlorodifluo-romethane ( R22)
GB/T4074.31-1983漆包线试验方法耐冷冻剂试验一氯二氟甲烷(R22)发泡法
Methods of test for enamelled wires--Test for resistance to refrigerants--Solvent test in monochlorodifluo-romethane (R22)
GB/T4074.30-1983漆包线试验方法耐冷冻剂试验一氯二氟甲烷(R22)溶剂法
dichlorodifluoromethane(freon 12)
二氟二氯甲烷（氟里昂12）
Study on the Separation of HCFC-22/HFC-23 Gas Mixture by Membrane;
膜法分离二氟一氯甲烷/三氟甲烷混合气的研究
Difluorochloromethane for tetrafluoroethylene productio
GB/T9016-1988四氟乙烯用二氟一氯甲烷
Dichlorodifluoromethane for industrial uses
GB/T7372-1987工业用二氟二氯甲烷(F12)
Monochlorodifluoromethane for industrial uses
GB/T7373-1987工业用二氟一氯甲烷(F22)
Carbonize reaction of carbon difluro-choromethane and dacetonitrile;
二氟一氯甲烷(F_(22))的常温化学降解
trichloromonofluoromethane(freon 11)
三氯-氟化甲烷（氟利昂11）
monochlorodifluoromethane (freon 22)
二氟一氟甲烷（氟里昂22）
(F13) Trifluorochloromethane
GB/T9017-1988三氟一氯甲烷
This article is a study of methylene chloride as a substitute for trichloro-fluoromethane in producing flexible polyurethane foam.
讨论了用二氯甲烷替代一氟三氯甲烷进行软质聚氨酯泡沫塑料的生产。
alkyldimethyl benzylammonium chloride
烷基二甲基苄基氯化铵
Methylene chloride for industrial use
GB/T4117-1992工业二氯甲烷