Abstract: In accordance with the engineering application practice,the key techniques of using ultra-sonic wave material level meter to measure the fine solid material in ore bins in an adverse enviroment of mine are described.

• 文摘:根据工程应用实践，阐明了在矿山恶劣环境下，使用超声波物位仪表来测量矿仓细粒级固体物料的关键性技术。