This paper presents the experimental tests on working performance of self-consolidating concrete(SCC)influenced by raw m......

实验分析了硬脆材料旋转超声磨削过程中刀具结合剂类型对加工性能的影响以便提高加工精度和加工表面的完整性。首先, 采用能谱分析......

　　Nowadays,Chinese enterprisers are confronted with the common problem of searching for successors.However,the mechani......