include use use use use module assembly() { pcb(pcb_dim, drillings, margins, t); pcb_case_shell_bottom(pcb_dim, drillings, margins, t); pcb_case_shell_top(pcb_dim, margins, t); pcb_case_panel_back(pcb_dim, margins, t); panel_front(pcb_dim, margins, t); } assembly();