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2．3均匀坡度上毛管的设计2．3．1单向毛管的设计伊塔耶和阮科（YitayewandWaxrick，1988）及哈索特等人（Hathootet，1993）提出了一个用于设计毛管的设计方法，在一条单向毛管的内径和长度中的一个参数、用户要求的平均灌水器流量和灌水均匀度给定的条件下，另外一个未知参数
Design of capillary tubes at a uniform slope 2.3.1 Design of unidirectional capillary tubes Yitayew and Waxrick (1988) and Hathoot et al. (1993) proposed a design method for designing capillary tubes , A parameter in the inner diameter and length of a one-way capillary, the average flow rate and uniformity of irrigation required by the user given the other unknown parameter