. Section, Succion_3') Section.agr_n('Recibo_1') Section.agr_n('T_1') Section.agr_n('T_2') Section.agr_n('T_3') Section.agr_n('T_4') Section.agr_n

. Section, T_1') Section.agr_a('Succion_3','T_2') Section.agr_a('Succion_3','T_3') Section.agr_a('Succion_3','T_4') Section.agr_a('Succion_3

. Section, T_1') Section.agr_a('Recibo_1','T_2') Section.agr_a('Recibo_1','T_3') Section.agr_a('Recibo_1','T_4') Section.agr_a('Recibo_1