cement bacillus
水泥重量投配器
cement weighing hopper
暂无补充释义。
cement weighing hopper
暂无补充释义。
cement bacillus
cement-fibre board
barnacle cement
cement from flue dust
barnacle cement
asbestos-cement pipe, fibrated concrete tube
clinker cement
high-grade cement【建】;high-quality cement【建】