单词 | change of state |
释义 | > as lemmaschange of state change of state n. Physics and Chemistry a change from one physical state to another, spec. (a) a change between being at rest and being in motion (now rare); (b) a change between phases of matter, as from solid to liquid, liquid to gas, etc.In quot. 1694 in figurative context. ΚΠ 1694 J. Locke Ess. Humane Understanding (new ed.) ii. xxi. 133 What moves the mind..to this or that particular Motion or Rest?.. The motive to change, is always some uneasiness; nothing setting us upon the change of State..but some uneasiness. 1733 A. Baxter Enq. Nature Human Soul 5 Matter never acts, or effects a change of state in itself, but resists action, and all possible change of its present state, whether of motion or rest. 1788 W. Nicholson in tr. A.-F. de Fourcroy Elements Nat. Hist. & Chem. I. i. v. 109 Universally the effects of an increased temperature are either (1) conversion of the whole body into fluid or vapour; or (2) decomposition..; or (3) without change of state or composition, an increase of the dimensions. 1886 P. S. Michie Elements Analyt. Mech. 5 Force alone acts and produces change of state. 1962 Irish Jrnl. Agric. Research 1 329 The energy required for this change of state is supplied by incoming radiation from the sun. 1984 D. Emmet Effectiveness of Causes viii. 84 It [sc. Newton's First Law of Motion] describes a condition with no change of state. 2013 F. Bettelheim & J. Landesberg Lab. Exper. (ed. 8) 150 The temperature for this change of state is the same as the boiling temperature. < as lemmas |
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