单词 | refan |
释义 | refan, a. and n. Aeronaut.|ˈriːfæn| [f. prec. vb.] A. adj. a. = refanned ppl. a. b. = refanning vbl. n. (used attrib.). B. n. A refanned engine.
1974Internat. Aerospace Abstr. XIV. 2236/1 This would be accomplished by retrofitting the existing fleet with quieter refan engines and new acoustically treated nacelles. 1975Ibid. XV. 2764/2 The objective of the refan program is to demonstrate the technical feasibility of substantially reducing the noise levels of existing JT8D powered aircraft. 1978Flight Internat. 18 Feb. 428/2 The principal advantage of refans (whether cropped or sized up) over new engines can be summarized as lower development, acquisition and ownership costs; [etc.]. |

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