The technological improvement on the mixing ratio of the concrete in dry concrete structure construction;

Discussing the mixing ratio design of pavement concrete based on a new standard system of cement;

A Research on the Mixing Ratio of Ready mixed High Strength-concrete;

Study of mixture ratio optimization of mass prestress concrete;

Quality control of cement stabilized macadam mixture ratio;

Discussion on the design of pumped concrete mix proportion;

The design of mix proportion optimization of high-perfomance concrete based;

A useful concrete mix proportion design program;