gradient

英 [ˈɡreɪdiənt]

美 [ˈɡreɪdiənt]

n.  (尤指公路或铁路的)坡度，斜率，倾斜度; (温度、压力等的)变化率，梯度变化曲线

复数：gradients　

CET6TOEFL

Collins.1 / BNC.7370 / COCA.14325

牛津词典

noun

• （尤指公路或铁路的）坡度，斜率，倾斜度
  the degree to which the ground slopes, especially on a road or railway
  1. a steep gradient
     陡峭的坡度
  2. a hill with a gradient of 1 in 4 (or 25%)
     倾斜度为1:4（或25%）的小山
• （温度、压力等的）变化率，梯度变化曲线
  the rate at which temperature, pressure, etc. changes, or increases and decreases, between one region and another

柯林斯词典

• N-COUNT 斜坡；坡度；倾斜度
  Agradientis a slope, or the degree to which the ground slopes.
  1. ...a gradient of 1 in 3...
     1比3的倾斜度
  2. The courses are long and punishing, with steep gradients.
     这些赛道既长又有陡坡，极具挑战性。

in AM, usually use 美国英语通常用 grade


• 变化率
  Thegradientof a graph or series of measurements is the rate at which one set of amounts changes in relation to another.

英英释义

noun

• the property possessed by a line or surface that departs from the horizontal
  1. a five-degree gradient
  Synonym:slope
• a graded change in the magnitude of some physical quantity or dimension

双语例句

• A set of technology about resin adsorption and gradient desorption was established.
  建立了一套树脂吸附和梯度解吸工艺。
• The method to analyze the pressure gradient with mean radial velocity is used.
  本文提出了利用平均径向速度分析压力梯度的方法。
• But we know another vector that is also perpendicular to the level set of g.That is the gradient of g.
  但我们知道有另外一个向量也是和g的等值面垂直的，这个向量就是g的梯度。
• Add Bevel and Emboss and Gradient Overlay.
  添加斜面和浮雕和渐变叠加。
• But this does not mean that the adjoint method can not be used to calculate the gradient.
  但这并不意味着在梯度计算中不能使用伴随方法。
• This scheme is related to the mathematics; the Conjugate Gradient Method ( CGM).
  这项方案涉及到数学中的共轭梯度法（CGM）。
• And that told us that the flow is proportional to a negative gradient of a concentration.
  这告诉我们，流动是和浓度的负梯度成比例的。
• For this theory, it is better than the traditional fixed damping conjugate gradient method.
  从理论上讲，它要优于传统的固定阻尼共轭梯度法。
• The calculative method of critical slope gradient was got from combining the incipient velocity formula and rill stable condition.
  结合细沟泥沙起动公式和细沟稳定条件得到坡面侵蚀临界坡度的计算方法。
• We discuss several different definitions of directional derivative and gradient vector.
  讨论了几种不同的方向导数和梯度的定义。