lower fan meaning in English
下部海底扇
下海底扇
Examples
- With noise pollution being an important concern , the company has constructed a multiple duct system in the volantor with an expectancy to generate low fan noise
有鉴于噪音污染是大家关切的课题，该公司已为飞行器设计一套多风道系统，希望能降低风扇的噪音。