pilot tunnel floor

例句：

1. 1.The pilot tunnel floor is designed to provide a smooth transition between the ground and the air.
   飞行员隧道地板设计用来在地面和空中之间提供平滑过渡。
2. 2. The pilot tunnel floor is made of reinforced concrete, which is durable and resistant to wear and tear.
   飞行员隧道地板由强化混凝土制成，耐用且抗磨损。
3. 3. The pilot tunnel floor is essential for maintaining safe and efficient flight operations.
   飞行员隧道地板对于保持安全高效的飞行操作至关重要。