propeller test stand

例句：

1. 1.The engineer used the propeller test stand to check the performance of the new engine.
   工程师使用螺旋桨测试台来检查新发动机的性能。
2. 2. The company developed a propeller test stand that could simulate real-world flight conditions.
   该公司开发了一种螺旋桨测试台，可以模拟现实世界的飞行条件。
3. 3.The propeller test stand was crucial in ensuring the aircraft's stability during takeoff and landing.
   螺旋桨测试台在确保飞机起飞和降落稳定性方面起着至关重要的作用。