2Research Progress on the Effect of Steel Slag on the Cement Concrete PerformanceSHI Hui-sheng, LI Dong-feng, WU Kai, GUO Xiao-lu29-34
4Discussion on Transforming Machining Tool into CNC in the Building-material Mechanical Manufacturing Industry40-42
6Technology Calculation of Altitude and Equipment SelectionXUAN Hong-zhong, SHENG Zhao-bao, ZHANG Chang-le45-46
14Commonly Used Frequency-conversion Speed-regulating Equipments and their Key Selection Points for the Cement Plant97-103
16Brief Discussion on the Substation Computer Monitor and Management System for the Cement Plant107-109