Though the desalinized depth was different under different cumulative infiltration , the ratio of desalinized depth and wetting front distance was about 0 . 342 and the ratio of desalinized depth and cumulative infiltration was 0 . 862 尽管不同湿润深度对应脱盐深度不同,但脱盐深度与湿润深度的比值却近似为0 . 342 。且脱盐深度与入渗水量的比值也近似为0 . 862 。