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expansivity    
膨胀系数; 延伸性

膨胀系数; 延伸性

expansivity
n 1: the fractional change in length or area or volume per unit
change in temperature at a given constant pressure [synonym:
{coefficient of expansion}, {expansivity}]
2: a quality characterized by magnificence of scale or the
tendency to expand; "the expansiveness of their extravagant
life style was soon curtailed" [synonym: {expansiveness},
{expansivity}]
3: a friendly open trait of a talkative person [synonym:
{effusiveness}, {expansiveness}, {expansivity}]


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