The ratio is known as the formation factor F (–), defined by 𝐹=𝜎𝑤𝜎.F=σwσ. (13) The formation factor is widely used to link the electrical conductivity to other porous medium properties. The best-
(Acquired Immune Deficiency Syndrome) 安居工程 housing project for low-income urban residents 按成本要素计算的国民经济总值 GNP at factor cost 按揭贷款 mortgage loan 按揭购房 take out a mortgage to buy a house; buy a house on time 按劳分配 distribution according to one's performance 暗亏 hidden...