简介：
A Project of Hational Key Technology R ＆ D Program Undertaken by LIRR Passed Achievement Appraisal of Henan Province
LIRR “R ＆ D and Industrialization of High Performance Functional Refractories for Metallurgy New Technology”Project Gained Fund Support
添加剂对烧成镁钙砖烧结性能的影响
