oil condenser
油电容器
油凝结器
油[介质]电容器
油浸电容器
油浸电容式
油质电容器
oil impregnated paper condenser transformer bushing
silicone oil filled eye
metallized paper condenser
oil-impregnated paper condenser type bushing
cinnamon oil cassia oil
Essential oil Volatile oil
Extract Oil of Lubricating Oil
oil bearing sewage in oil field8
Oil Extractor in Oil Field
oil shale and oil shale residue
ultraheavy oil as fuel oil