permanent flame meaning in Chinese
持久火焰
Examples
- Therefore shaanxi science and technology committee awarded the anti - static , oil resistance and waterproof and permanent flame - retardant fabrics the scientific and technical product of outstanding quality in 2004 and 2005 successively
其中防静电抗油拒水耐久性阻燃面料2004 2005年连续被陕西省科委评为名优科技产品。