例句與造句

1. Characteristic analysis of an isentropic light piston tunnel
   等熵輕質活塞風洞的特性分析
2. Designs , produces , and supports light piston - powered and turbine - powered helicopters
   設計、生產和支持輕型活塞與渦輪直升機。
3. It's difficult to find light piston in a sentence. 用light piston造句挺難的