Experimental studies of concrete static fatigue require quite laborious and time-consuming tests. Insufficient data on for the absence an adequate theoretical base until recently did not allow using a generalized approach to estimate parameters different types concrete. The paper presents results extensive experimental strength under tension compression lightweight concrete, mortar matrix, hard...

background as a developing country, iran has not had a substantial share in global science production activities; however, this country has recently been the forth country in the world regarding research output publications, and biomedical research has played a crucial role in achieving this honorable position. objectives in this paper, we aimed to introduce the strategies employed at baqiyatal...