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

• 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。
• 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 the first section, we introduce the development of the conjugate gradient methods.
  在第一部分中我们介绍了共轭梯度法的发展过程及其研究现状。
• Add Gradient Overlay to avoid flat color and Bevel and Emboss to give it three-dimensional appearance.
  添加渐变叠加，以避免平面色彩和斜面和浮雕，给它的三维外观。
• Add Bevel and Emboss and Gradient Overlay.
  添加斜面和浮雕和渐变叠加。
• 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 gradient coating can decrease the damage of the residual thermal stress.
  梯度涂层在一定程度上可降低残余热应力对涂层的破坏。
• It has discussed the distributing disciplinarian and controlling factors of geothermal gradient.
  计算了地温梯度，探讨了分布规律和控制因素。
• According to the filter matrix particularity, the filter equation was solved by using conjugate gradient method.
  并根据滤波矩阵的特殊性，？用共轭梯度法求解滤波方程。
• Structural stability of hydroxyapatite at high temperature in bioactive gradient coatings was studied.
  重点研究了生物活性梯度涂层中羟基磷灰石高温结构稳定性。