以下为句子列表：
英文: Helps eliminate stage rumble or other low-frequency room noise such as that coming from heating, ventilation, or cooling (HVAC) systems.
中文: 有助于消除舞台上的嗡嗡声或其它来自暖通空调（HVAC）系统的低频室内噪音。
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英文: Working spaces, such as the machine shop, should be insulated, as far as practicable, from the general engine-room noise and measures should be taken to reduce noise in the operation of machinery.
中文: 工作场所，例如机修间，应尽实际可能隔离普通机舱的噪音，并应采取措施减少机器运转时的噪音。
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