LPF

例句：

1. 1. The LPF is used to produce electricity from natural gas.
   液化石油气用于从天然气中产生电力。
2. 2. The LPF tank is filled with gasoline and ready for use.
   液化石油气罐装满汽油，准备使用。
3. 3. The LPF ignition system is a crucial component of the engine.
   液化石油气的点火系统是发动机的关键组成部分。