山坡截流沟,山坡截流沟,shanpo jieliugou,截流,shanpo,jieliugou,[拼音]:shanpo jieliugou[外文]:intercepting ditch on sloping land在坡地上横贯坡向,每隔适当距离修筑的具有一定纵坡的拦水沟。其作用在于改变坡长,缩短坡面地表径流流程,减少冲刷,拦截坡地上的...