free-piston gas turbine

例句：

1. 1. The free-piston gas turbine is a highly efficient and reliable power source for industrial applications.
   自由活塞式燃气轮机是工业应用中高效且可靠的动力源。
2. 2.This new model of free-piston gas turbine has significantly improved the efficiency of its operation.
   这款新型自由活塞式燃气轮机的运行效率得到了显著提升。
3. 3.The free-piston gas turbine is widely used in various fields such as transportation, heating, and power generation.
   自由活塞式燃气轮机广泛应用于交通运输、供暖和发电等领域。