20/03/2021Published by purnosidi at 20/03/2021Categories Contractor & Construction Konstruksi BetonConcrete Machinery ResearchConcrete machinery comes in a wide range of different forms and it is constantly being improved upon in order to make working with concrete easier […]
16/02/2021Published by purnosidi at 16/02/2021Categories Contractor & Construction Konstruksi BetonBuilding Code Compliance for Concrete and ColumnBuilding Code Compliance for Concrete and Column