名词
中文翻译：直升机消音器
同义词：
['helicopter muffler', 'helicopter silencer']
例句：
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1.The helicopter muffler is designed to reduce noise during takeoff and landing.
直升机消音器设计用来在起飞和降落时减少噪音。
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2. The helicopter muffler was installed to improve the aircraft's noise reduction capabilities.
直升机消音器被安装来提高飞机的噪音减少能力。
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3.The helicopter muffler is an essential component of modern aviation safety standards.
直升机消音器是现代航空安全标准的一个必要组成部分。