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- This paper presents the analogized methods and the active control experiments of the cabin noise for a propeller airplane. 本文介绍螺桨飞机舱内噪声的地面模拟方法和主动控制实验。
- Measurement of Noise Airworthiness Verification to the Light Propeller Airplane 小型螺旋桨类飞机的适航噪声验证测量方法
- An airplane having such a propeller. 螺旋桨飞机有这样一种螺旋桨的飞机
- The newspaper got a scoop on the airplane crash. 该报独家报导了那次飞机失事。
- The airplane overran the runway. 飞机滑行超过跑道。
- He taught Tom how to make a model airplane. 他教汤姆作模型飞机的方法。
- When do you guess the airplane will take off? 你猜飞机何时要起飞？
- Can you free the propeller from the weeds? 你能把螺旋桨上的草除掉吗?
- The airplane ascended higher and higher. 飞机渐渐升高。
- A piece of string has twisted round the propeller. 一根绳子缠在螺旋桨上了。
- The airplane was attacked by dropping bombs. 这架飞机遭到炸弹的袭击。
- The ship's propeller churned the waves to foam. 那条船的推进器把水浪搅动得泡沫四起。
- The airplane leveled out at2000 feet. 这架飞机在上升至2,000英尺处继续平飞。
- His friend was injured in an airplane crash. 他的朋友在一次飞机事故中受了伤。
- The boom of the airplane was damaged. 飞机的尾桁受到损害。
- The airplane dusted the crops with an insecticide. 飞机给农作物撒农药。
- The airplane shaved the top of a tree. 那架飞机从树梢掠过。
- An airplane engine is a complex mechanism. 飞机引擎是种复杂的机械装置。
- The airplane was immediately overhead. 飞机几乎就在正上方。
- The airplane flies at 900 kilometers an hour. 飞机以每小时900公里的速度飞行。
