Compressive strength is the most important mechanical index of ultra-high performance fiber-reinforced concrete (UHPFRC). The rule changes in compressive early-aged UHPFRC great significance to guide curing, formwork removal, and prestress stretching. Therefore, it very necessary study an accurate mathematical model describe change at early age. For this purpose, a new age proposed work for pre...

The purpose of this study is to describe the strategy model early childhood language politeness in multi-ethnic communication with different social rules Bengkulu. research method used was a cross-sectional design, subjects ages. referred were children aged 2, 3, 4 and 5 years Data collection carried out by participating non-participating observations, accompanied data recording using an electr...

Accurate estimating is one of the most important activities in the field of software project management. Different aspects of software projects must be estimated among which time and effort are of significant importance to efficient project planning. Due to complexity of software projects and lack of information at the early stages of project, reliable effort estimation is a challenging issue. ...