節(jié)水
What kind of closestool is just section water model? 什么樣的馬桶才是節(jié)水型的呢?
Water Saving Irrigation Techniques and Evaluation of Turf in Arid Desert Region. 干旱荒漠區(qū)草坪節(jié)水灌溉技術(shù)及其評(píng)價(jià)。