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单词 water-jet propeller
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water-jet propeller
water-jet propeller n. a mechanism by which a jet of water is ejected backwards from a boat or ship as a means of propulsion.
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society > occupation and work > equipment > machine > parts of machines > parts which provide power > [noun] > propeller > driven by water
water jet1843
water-jet propeller1843
1843Water-jet Propellers [see sense 2].
1908 Nature 29 Oct. 660/1 The characteristics and relative efficiencies of water-jet propellers, paddle wheels, and screw propellers are discussed.
2013 UPI Newswire (Nexis) 20 Sept. Speed of the 76-foot craft is more than 20 knots through two MAN 809 kW diesel engines using waterjet propellers.
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更新时间:2024/12/23 8:28:25