4 ms·
well when I did my mech enc Technician day release (in the 70's) we had to be able to design a Victorian era style central belt drive to run machines for a ce
by mjwalshe 15y ago
well when I did my mech enc Technician day release (in the 70's) we had to be able to design a Victorian era style central belt drive to run machines for a central prime mover.