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单词 stress concentration
释义 stress concentration
[`stres ´kän·sǝn´trā·shǝn]
MECHANICS
A condition in which a stress distribution has high localized stresses; usually induced by an abrupt change in the shape of a member; in the vicinity of notches, holes, changes in diameter of a shaft, and so forth, maximum stress is several times greater than where there is no geometrical discontinuity.
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