concentration gradient

常见例句

双语例句

• This sets up a chemical concentration gradient that tells stem cells how and where to develop.
  形成化学浓度梯度，告诉干细胞如何以及向哪儿发育。
• The second, the flame shape and color were determined by the concentration gradient of the place near the igniting position.
  其次，火焰的形状和火焰的颜色是由点火位置附近的浓度梯度决定的。
• The carbon diffusion layer is affected by concentration gradient of alloy elements and carbon, atom diffusion, the heat treatment and surfacing processes.
  碳扩散层的形成受合金元素与碳的浓度梯度、原子扩散、热处理工艺和堆焊工艺等因素的影响；

原声例句

• They move from regions of high concentration to regions of low concentration by this natural flow down a concentration gradient.
  从高浓度区域,向低浓度区域流动,顺浓度梯度流动
  耶鲁公开课 - 生物医学工程探索课程节选
• Movement down a concentration gradient occurs fairly rapidly over short distances like a micron or so, like the size of a bacterium.
  顺浓度梯度扩散在一微米左右的短距离内,相当迅速,一微米相当于一个细菌的大小
  耶鲁公开课 - 生物医学工程探索课程节选

权威例句

• It is proposed that the cell might be used in applications which require relatively low power consumption, for example sensors of various kinds or emergency signaling units, and that the devices might be used best in desert or warm coastal regions where the water is readily evaporated from the cell, thus maintaining its concentration gradient.
  FORBES: A Fuel Cell That Runs On Air And Water
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