| 单词 | bending moment |
| 释义 | > as lemmasbending moment b. spec. The curvature of a beam. So bending moment, the moment tending to produce curvature in a beam; bending stress, the stress that causes curvature in a bar, beam, etc. ΘΚΠ the world > matter > physics > mechanics > force > [noun] > moment > specific bending moment1858 the world > matter > physics > mechanics > force > stress or force exerted and tending to deform > [noun] > other specific types of stress shear1850 shear strain1856 bending stress1858 proof strain1858 proof stress1862 shearing stress1869 shear stress1872 water stress1895 slip1900 fibre stress1905 hoop stress1909 the world > matter > physics > mechanics > force > stress or force exerted and tending to deform > [noun] > alteration of form or dimensions caused by stress > alteration of form > specific bending1888 1858 W. J. M. Rankine Man. Appl. Mech. 308 This is called the bending moment or moment of flexure of the beam at the vertical section in question. 1876 Encycl. Brit. IV. 290/1 The moment of this couple must be equal to the moment of the couple tending to bend the beam at this section, or to what is called the bending moment. 1887 Encycl. Brit. XXII. 604/1 The strain produced by bending stress in a bar or beam. 1888 Lockwood's Dict. Mech. Engin. Bending, or Flexure, the curvature of a beam about its axis or central plane. 1961 C. C. T. Baker Dict. Math. 29 The bending moment at any section of a beam is the couple which one part of a beam exerts on the other part at that section. < as lemmas |
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