In blend ratio design and spread of high strength pumped concrete for long-span steel tube arch bridge, the right compound dewatering agent and expansion agent in compound adulteration, may guarantee the normal concrete pumping and the quality of the works, and at the same time retarded set, quickened strength eliminate the great loss of concrete slump.

Influence of compound mineral admixtures on alkalinity of cement-based material pore solution;

High-performance concrete manufacture based on composite mixing technology;

Methods With BrdU incorporation method,the effect of bFGF on the proliferating rate of olfactory epithelium ensheathing cells was observed in the research.