Farmland drainage system

The utility model discloses a farmland drainage system. According to the technical scheme, the drainage structure is characterized by comprising a grouted rubble layer, a concrete coping, a soil layerarranged at the bottom of the grouted rubble layer and a drainage pipe arranged between the grouted...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	YU CHAO, TIAN ZHIMIN, ZHANG PENGFEI, WEI HONGRANG, HOU SHAOHUA, QIN QUANXIANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING SOIL SHIFTING
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