It is indicated that the average subsidence of the dock is about 12.7%; and the strengthening effect is quite good.
Factors that have influence on the strengthening effect are numerous, while the direction of steel fibers in concrete is an important one among them.
The results show that the best strengthening effect is obtained by twenty percent pre deformation and proper aging treatment.
The results show that Icariin has strengthening effect on the isolated heart of toad.