# คำสั่ง 

beam_set = {

  "LineB_1_2" => {

    "pos" => [0.m, 0.m, 0.m], "angle" => 0.degrees,

    "length" => 4.m,

    "loads" => [

      { "type" => "UniformLoad", "w" => 1000 },

      { "type" => "PointLoad", "p" => 2500 , "a" => 2.5 },

      { "type"=>"PartialUniformLoad", "w" => 500, "start" => 2.5, "end" => 4.0 }

    ]

  },

}

analysis_simplebeam beam_set,

    {offset_sfd: -1.8.m, offset_bmd:-3.6.m,

     scale_load:2.7, scale_reaction: 2.0,

     scale_v: 1.6,scale_m: 2.0,

    unit_force: 'กก', unit_length: 'ม', font_size:120.mm}