| 单词 | critical point |
| 释义 | critical point 1. Physics. the point at which a substance in one phase, as the liquid, has the same density, pressure, and temperature as in another phase, as the gaseous. 2. Math. a. (of a function of a single variable) a point at which the derivative of the function is zero. b. (of a function of several variables) a point at which all partial derivatives of the function are zero. [1875-80] |
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