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单词
fan efficiency
释义
fan efficiency
fan efficiency
[
′fan i‚fish·ən·sē
]
(mechanical engineering)
The ratio obtained by dividing a fan's useful power output by the power input (the power supplied to the fan shaft); it is expressed as a percentage.
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give someone or something a wide berth
give (someone or something) best
give someone or something best
give (someone or something) the benefit of the doubt
give (someone or something) the nod
give (someone or something) the run of (some place)
give (someone or something) up for lost
give someone our word
give someone pause for thought
give someone rundown
give someone skin
give someone's love to
give someone's mind to
give someone's name to
give someone some lip
give someone someone's freedom
give someone someone's head
give someone some skin
give someone some slack
give someone some sugar
give someone/something a once-over
give someone/something a wide berth
give someone/something the finger
give someone/something the green light
give someone/something the once-over
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更新时间:2024/11/12 7:21:44