For the rectangle cut beam with Goku as a material mabatkhong flavor generalize Ludwick has equation (2.12), which is the same as the equation in the research of Saetiew and Chucheepsakul [34]
For a rectangular beam cross section properties of the material is allowed to generalize Ludwick equation (2.12), which is the same as in research Saetiew and Chucheepsakul [34].
For the beam cross-section rectangle with you properties of materials is a generalize Ludwick equation (2.12) ซึ่งเหมือนกับ equations in research. Saetiew and 34 Chucheepsakul [].