3 ) Both the repeatability of experiment data measured in
the system and the linearity were less than 0.1%, so the system
requirement on the static measurement error is met, and the
new method is verified to be feasible.
4) The key technical indexes of the torque measurement
system are summarized: the measuring range is 0^100 N-m,
and the error index of linearity and repeatability is respectively
0.1%.