999英语网 单词
gradational的意思
gradational
[gre'denl]
- adj. 有等级的；渐次的
英文词源
- gradational (adj.)
- 1785, from gradation + -al (1).
双语例句
- 1. Abrupt fluid a permeable reservoir; gradational ones indicate a low permeability with a high capillary pressure.
- 突变的流体界面表层储层具有很好的渗透率, 而渐变的流体界面表明储层的渗透率较差,且储层的毛细压力较高.
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