pneumatic high-pressure control

例句：

1. 1.The pneumatic tire has a higher load capacity than the conventional tire.
   这种气动轮胎的承载能力比传统轮胎高。
2. 2. The air-powered fan is quieter and more energy-efficient than the electric one.
   这种空气动力风扇比电风扇更安静、更节能。
3. 3.The compressible material can be easily deflated by external pressure.
   这种可压缩材料可以通过外部压力轻易地被放气。