Ibujoko igbeyewo iṣẹ irinṣẹ Alupupu Electrical ndan Ẹrọ idanwo fifẹ ẹnjini Dynamometer Robot apa alurinmorin Blovi líle ndandan Metallographic maikirosikopu Oko eefi Oluyanju Laifọwọyi Akata ẹrọ Ẹrọ idanwo fifẹ Erogba ati efin itupale Iyẹwu idanwo sokiri iyọ Erogba ati efin itupale