free piston air compressor

例句：

1. 1. The freepiston air compressor is anessential tool for maintaining the cleanliness ofour office.
   自由活塞空气压缩机是我们办公室保持清洁的关键工具。
2. 2. The free piston aircompressor is used to pressurize air for various applications.
   自由活塞空气压缩机用于为各种应用提供压缩空气。
3. 3. The freepiston air compressor is areliable and efficient solution for many industrial processes.
   自由活塞空气压缩机是许多工业过程的可靠和高效解决方案。