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叙述了暗管排水技术的特点及暗管的组成，并对其结构和清洗方法做了简要的说明。暗管式排水在荷兰、德国、美国和俄罗斯等国已得到广泛应用，在我国南方低湿地区推广，也取得了很好的效果。
Describes the characteristics of underground pipe drainage technology and the composition of underground pipe, and its structure and cleaning methods are briefly described. Catheter drainage in the Netherlands, Germany, the United States and Russia have been widely used in low-humid areas of southern China to promote, but also achieved good results.