| 单词 | span loading |
| 释义 | > as lemmasspan loading span loading n. Aeronautics the gross weight of an aircraft divided by its wing span or, more commonly, by the square of the wing span; also transferred, of a bird. ΘΚΠ the world > animals > birds > parts of or bird defined by > [noun] > wing or wings > expanse or extent of wings ( and tail) > weight divided by wing span span loading1929 society > travel > air or space travel > a means of conveyance through the air > aeroplane > qualities and parameters of aircraft > [noun] > ratio of weight to span or area of wing wing loading1912 loading1918 span loading1929 1929 Jrnl. Royal Aeronaut. Soc. 33 359 This..depends primarily on ‘span loading’ that is weight/(span)2. 1953 New Biol. 14 72 The sinking speed is a function of the ‘span loading’, i.e. weight/wing span. A low sinking speed can only be achieved by having a wing span which is large relative to the weight of the bird. 1983 D. Stinton Design of Aeroplane iv. 120 In straight and level flight the lift loading across the span..is equal to..the weight of the aircraft divided by the wingspan. Both are referred to collectively as the span loading. < as lemmas |
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