单词 | stacking |
释义 | stackingn. The action or an act of stack v.1 in various senses. ΘΚΠ the world > food and drink > farming > cultivation or tillage > cultivation of plants or crops > storage or preservation of crops > [noun] > stacking or ricking stacking1531 mowing1572 ricking1688 thack and rape1787 tippling1803 the world > space > relative position > arrangement or fact of being arranged > state of being gathered together > [noun] > composite collectiveness > accumulation > stacking stacking1531 society > travel > air or space travel > regulation and control of flying > [noun] > placing aircraft in landing sequence stacking1942 1531–2 in J. Raine Durham Househ. Bk. (1844) 128 Pro le stakkynge [of corn] ibidem, per 2 dies 16d. 1532–3 in J. Raine Durham Househ. Bk. (1844) 165 Operantibus in collectione et staghynge decimarum de Harton. 1591 Exch. Rolls Scot. XXII. 145 For mawing, winning, leiding, stacking, and howsing of the hay of the new medowis of Falkland. 1707 J. Mortimer Whole Art Husbandry (1721) II. 66 The Prices of which, and the stacking up of Wood, Roots, stumps of Timber Trees, &c. I shall give you an Account of hereafter. 1805 R. W. Dickson Pract. Agric. I. 46 Where thrashing machines, and the practice of stacking, are properly held in estimation, large barns are quite unnecessary. 1880 A. J. Munby Dorothy 46 Reaping in harvest time; haymaking, stacking an' all. 1942 H. L. Smith Airways 365 Since speed is the commodity sold by the air-line operator, he is interested in any system that can solve the problem of stacking. 1969 Daily Tel. 14 Nov. 1/7 Stacking over a ‘holding area’ while waiting a turn to land, is not uncommon. 1979 C. Wood James Bond & Moonraker i. 13 If there were no stacking positions at Heathrow..he would be home in time to..eat supper with the family. Compounds C1. General attributive. stacking chair n. ΚΠ 1939 J. L. Martin & S. Speight Flat Bk. 101 Stacking chair, by Alvar Aalto in natural birch or lacquered..20s 0d. 1951 Festival of Brit.: Catal. Exhibits: South Bank Exhib. (H.M.S.O.) 87/2 Cantilevered all-purpose stacking chairs. 1982 E. Dewhurst Whoever I Am vii. 90 Motioning her niece to fetch up one of the stacking chairs. stacking-stage n. ΚΠ 1805 R. W. Dickson Pract. Agric. II. 799 It may likewise be useful, in building large corn ricks, to have a stacking stage, so contrived as to be capable of standing close to their sides. 1875 E. H. Knight Pract. Dict. Mech. Stacking-stage, a scaffold used in building stacks. stacking-swivel n. see quots. ΚΠ 1875 E. H. Knight Pract. Dict. Mech. Stacking-swivel, a swivel attached to the upper band of a breech-loading rifle or carbine, to enable stacks to be formed without attaching the bayonet or using the wiper. C2. stacking-elevator n. = stacker n.1 2. ΘΚΠ the world > food and drink > farming > tools and implements > harvesting equipment > [noun] > machine for stacking hay field derrick1867 stacker1875 stacking-elevator1890 1890 Univ. Exhib. Guide June 30/1 A Stacking Elevator for straw, hay, sheaf corn, beans, &c., was shown. stacking fault n. Crystallography a break in the regular order of stacking of layers of atoms in a crystal. ΘΚΠ the world > matter > physics > atomic physics > arrangement in crystal > [noun] > break in order stacking fault1951 1951 Philos. Mag. 42 815 The best-known examples of translation twinning are ‘stacking faults’ in the sphere-packing lattices, i.e. breaches of the stacking rules which lead to face-centred cubic or hexagonal close-packing. 1976 Sci. Amer. Nov. 105/2 In brass, bronze and certain stainless steels, for example, stacking faults extend over distances equivalent to many atomic diameters. Draft additions January 2010 stacking gel n. Biochemistry (in electrophoresis) a polyacrylamide gel cast on top of a resolving gel which serves to concentrate the sample (typically proteins) before separation.A stacking gel usually has a lower polyacrylamide content and a more acidic buffer than a resolving gel. ΚΠ 1963 Science 5 Apr. 8 (advt.) Fractions are separated and tightly layered in the lower ‘Stacking Gel’, and move in the order of their electrophoretic mobility to the bottom of the column. 2002 Carcinogenesis 23 2065/1 Each tube gel was sealed to the top of a stacking gel which is on top of a 10% acrylamide slab gel (0.75 mm thick). SDS slab gel electrophoresis was carried out. This entry has not yet been fully updated (first published 1915; most recently modified version published online December 2021). < |
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