Mechanical properties of concrete containing ground palm oil fuel ash (POFA) as partial sand replacement
The concrete production is high in our developing country. The demands for the natural sand were increasing day by day especially on developing countries, for instance, Malaysia. The natural sand which is needed for concrete has contribute a lot of environmental problems due to continuous sand minin...
保存先:
このレコードへの初めてのコメントを付けませんか!