Performance and energy conversion mechanism of a wind-driven fan installed on roof were studied through kinematical analysis and experiment.

通过运动学分析和实验测试，对风动力屋顶排风机的能量转换机理和风能利用特性进行了研究。

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The aircraft’s shaft-driven lift fan propulsion system produced more vertical thrust than needed to meet performance requirements.

经测试，飞机的轴驱动升力风扇推进系统可产生超过性能需求的垂直推力比。

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Energy saving test report of fan driven by converter which is referenced for user is extracted.

摘录了可供用户参考的变频器驱动风机节能试验报告。

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Hollywood has increasingly used the fan-driven MTV Movie Awards as a platform to promote its summer product and this year, the show was moved up from June to April to incorporate the entire blockbuster season, which begins in early May.

NPR: MTV Movie Awards Look Back, But Mostly Forward

Inwentash says interest in the stock has been driven by James Dines, a gold fan who runs the Dines Letter out of Belvedere, Calif.

FORBES: On The Cover/Top Stories

Driven by a six-blade mahogany fan (see top picture) with a diameter of 9.1m, the tunnel was used to test full-sized aircraft prototypes like the Spitfire.

BBC: NEWS | UK | Magazine | Concrete steeped in history