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.The free piston gas-turbine has been widely used in various fields due to its high efficiency and low noise.
   由于其高效率和低噪音，自由活塞式燃气轮机已被广泛应用于各个领域。
3. 3.The free piston gas-turbine is an important component of modern power systems, providing stable and reliable energy for various industrial processes.
   自由活塞式燃气轮机是现代动力系统的重要组成部分，为各种工业过程提供稳定可靠的能源。