leachyadj.有气孔的;能渗透的
leachn.垂直帆缘;后缘=leech.v.过滤;萃取;溶解出
leaching resistance抗流失性
leaching irrigation淋洗灌溉
leaching procedures浸取过程
leaching management教务管理
leachate irrigation渗滤液灌溉
leaching evaluation教学评价
leaching experiment淋溶实验
leached alkali soil淋溶碱土
leachate properties浸出毒性
leaching and uptake淋溶