The Doric style is probably the most early and the simplest of the classic styles, dates of 7 centuries before Christ and the long final design during 5 century before Christ. In the Doric columns represent the vertical cylinder that is wider at the base. Initially no basis no capital has fluted throughout its length. Often nominate male order, because, can be seen in the first row of the Coliseum, and he thought may suffer greater burden. Height to width ratio is about 4:1 fairly. Expressed strong features of Greek and Roman Doric style of architecture so-called triglif and metopi.
True than any column the triglif, together with one or two columns between recreates acharmonic step with a strong bearing column. The distance between the triglif and metopite may be left clean, or be decorated with little relief. Because metopite there aren’t a strict set proportions, the distance between columns can be changed by the architect. Often the last two columns are nearly one application to another to give visual strengthen the corners. 
Representative of Doric is Partenona
At the beginning the columns of Partenona has been molded from blocks by fluted on them are made before being put in place. Later columns already been made by individual units because increasing the amount. Fluted are made before develop each block to be put to one another more easily. The number of fluted change at the top was 16 then - 20 slot. At the top of the column ends with capital, which consists of echinus (similar to cushion heel) and abaca, which is under entablature by going beyond its borders architrav.