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

• The courses are long and punishing, with steep gradients.
  这些赛道既长又有陡坡，极具挑战性。
• 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）。
• Research on characters of non-Darcy flow and starting pressure gradient of low permeability reservoir were foundation of reservoir production.
  低渗透储层渗流具有非达西特征和启动压力梯度，是研究低渗透储层开发过程中问题的基础。
• 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。
• 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 effects of the terrain and terrain gradient on the heavy rain of Xichang are studied.
  研究了西昌发射场特殊地形及地形梯度对其暴雨天气的影响。
• 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。
• The combined effect of uplift and denudation upon the temperature gradient can be obtained by formula ( 3.86).
  抬升和剥蚀对温度梯度的联合效应可以根据公式（3.86）进行估定。
• This article has introduced an improved algorithm variable difference threshold value which is based on gradient.
  文章介绍了一种改进的基于斜率的可变差分阈值算法。
• 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。