waste of浪费
wasten.废物;浪费;荒地v.浪费;滥用;消耗adj.荒芜的;无用的;浪费的
Waste Polyolefin Fiber Composite Material废旧聚烯烃纤维复合材料
waste solidification engineering prototype放射性废液固化工程原型设备
wastewater from pharmaceuticals production制药废水
waste collection and transportation system垃圾收运体系
waste water of stone-processing industry石材废水
Wastewater Aerobic Treatment Unit complete完全混合系统好氧处理单元
wastewater treatment technique and process处理工艺流程
wastewater with high ammonia concentration高氨氮废水