As one of the important factors affecting structural durability cementitious materials, sulphate erosion not only reduces service life material but also poses a threat to safety project. At present, scholars around world have conducted extensive research on topics related external attacks and achieved fruitful results. However, process mechanism attack degradation gelling are clear. In this pap...

a deterioration and the consequent status of feeblemindedness, this child must receive treatment different from that given the entirely normal individual. The mentality, both functional and structural, must be determined by an analysis which will reveal the phases where special training is required by the child. This analysis is made by the use of well defined and carefully administered tests. ...

The first aim of this study was to determine the age group at which marathon performance declines in top male and female runners and to compare that to the runners of average ability. Another aim of this of this study was to examine the age-related yearly decline in marathon performance between age group winners and the average marathon finisher. Data from the New York (NYC), Boston, and Chicag...

In asset management of infrastructures, predicting deterioration of structures is one of an essential technique to make a decision on the optimal maintenance policy. However, as for large-scaled infrastructures that consist of a huge number of structural components, in order to estimate their deterioration process with high accuracy, the heterogeneity of individual components has to be consider...