| 释义 |
▪ I. tempering, vbl. n.|ˈtɛmpərɪŋ|
[f. temper v. + -ing1.]
a. The action of the verb temper, in various senses; an instance of this.
1382Wyclif Prov. xii. 11 Who is sweete, liueth in tempringis [1388 temperaunces]. 1382[see temperure 1]. c1440Promp. Parv. 488/2 Temperynge, or mesurynge of sundry thyngys to-gedyr. 1486Nottingham Rec. III. 241 To a warkman for temperyng of morter. 1523Fitzherb. Husb. §4 The temperynge [of the plough] to go brode and narowe is in the settyng of the culture. 1538[see temper v. 18]. 1592Shakes. Ven. & Ad. 565 What waxe so frozen but dissolues with tempering? 1600Holland Livy xli. xxv. 1113 Proxenus..dranke a cup of poison of his wives tempering, whereof he died. 1655Moufet & Bennet Health's Improv. (1746) 90 Concerning the tempering of the Air in our Houses. 1661Boyle Unsucceeding Exper. Wks. 1772 I. 341 The tempering of steel. 1726Leoni tr. Alberti's Archit. I. 42/1 The Workman's..Manner of Building depends partly upon..his Stone, and partly upon the tempering of his Mortar. 1839[see temperer 1]. 1848R. I. Wilberforce Doctr. Incarnation xiv. (1852) 409 Through the happy tempering of His natural qualities. 1875Ouseley Harmony v. 67 This interval..in tuning a keyed instrument, will require a much greater alteration, or tempering. 1881Encycl. Brit. XIII. 352/2 The generic phrase ‘tempering’ is usually applied to mean a combination of the hardening and annealing processes..hardening [the steel] to a red heat and suddenly cooling, and then heating up again to a somewhat lower temperature and allowing to cool slowly. 1941Jones & Schubert Engineering Encycl. II. 1274 The object of tempering, or ‘drawing’, is to reduce the brittleness in hardened steel.
b. attrib. and Comb., as tempering-bar, tempering-bath, tempering-furnace, tempering-machine, tempering-screw, tempering temperature, tempering-wheel: see quots.
1823J. Badcock Dom. Amusem. 138 The fusion is to be raised to the tempering height. 1825J. Nicholson Operat. Mechanic 668 The tempering screw..is..added to keep the waggon in its proper situation, in whatever way the spring of the weighing machine may be acted upon by the friction. 1864Webster, Tempering color, the shade of color that indicates the degree of temper in tempering steel. 1877Knight Dict. Mech., Tempering-furnace,..one specially contrived for imparting an equal heat to the articles to be tempered. Ibid., Tempering-machine, one for handling heavy steel plates during the operations in tempering. Ibid., Tempering-wheel, a device for..tempering clay for making brick, etc. 1891Cent. Dict., Tempering-oven, in glass-manuf., an annealing-oven used after the melting-oven. 1910Encycl. Brit. XIV. 808/1 The higher the tempering-temperature, i.e. that to which the hardened steel is..reheated, the more is the molecular rigidity relaxed. 1967A. H. Cottrell Introd. Metallurgy xx. 384 Higher tempering temperatures may be used, thereby improving the toughness of the steel.
▪ II. ˈtempering, ppl. a.
[f. as prec. + -ing2.]
That tempers; softening, mitigating.
1612Selden Drayton's Poly-olb. vi. Notes 97 Those that sing the tempering and mollifying Pæans to Apollo. 1817Byron Lament Tasso viii, Like steel in tempering fire. 1846McCulloch Acc. Brit. Emp. (1854) I. 91 The tempering influence of the ocean. |