fire retardancy防火性;阻燃性;阻燃性能;难燃
soil retardancy阻污剂
flame retardancy阻燃性;阻燃;阻然功效
Good Flame Retardancy难燃烧
fire retardancy test阻燃试验
resistance to retardancy抗阻缓性
Chemical IntumescentFlame Retardancy化学膨胀阻燃
study of flame retardancy阻燃性研究