富含氧气的脏水冲刷碎木屑。
In both cases the feedstock is chippings and other leftovers from forestry and timber-mills.这两家的原材料都是木屑或者是森林以及木材加工厂的废料。
These are used for building or are broken down for use as an aggregate for concrete or as ballast chippings.砖材用于建造房屋,或将其破碎作为混凝土骨料和铺道渣。