大家都搜：
渗流梯度
1、gradient css───渐变css
2、percolation───n.过滤；浸透
3、gradient equation───梯度方程
4、gradient───n.梯度，陡度;（温度、气压等）；倾斜度，坡度;变化率，梯度变化曲线；adj.倾斜的;步行的，能步行的
5、percolation definition───渗流定义
6、percolation rate───渗漏率；渗透率；渗滤率
7、biconjugate gradient───双共轭梯度
8、percolation test───渗透试验；渗滤试验
9、gradient vector───[数]梯度向量
1、The effects of reservoir fluid property in high and low pressure and the starting pressure gradient on the percolation laws were taken into account in this model.───了极限井底流压和产量拐点的求解方法，分析了启动压力梯度、流体性质等因素对低渗透油藏油井产能的影响。
2、The important microstructural parameters of these two functionally gradient materials have been inferred from their percolation thresholds.───从渗流阈值讨论了这两个体系功能梯度材料的重要显微结构因素。