| 释义 |
〔slope〕The rate at which an ordinate of a point of a line on a coordinate plane changes with respect to a change in the abscissa.斜率：坐标平面上一条直线上一个点的纵座标随横座标的变化而变化的比率〔derivative〕The slope of a graph of an equation at a given point. Also called differential coefficient ,fluxion 微商：方程曲线在某一给定点的斜率 也作 differential coefficient,fluxion〔slope〕The tangent of the angle of inclination of a line, or the slope of the tangent line for a curve or surface.斜率：一条直线的倾斜角的正切或一条弧线或一个平面的正切线的斜率 |