"The jargon is confusing but they embrace simple traction
motors to multi-functional devices in 48V mild hybrid cars, vans, trucks and maybe buses from 2017 onwards.
The research involved 145 models of agricultural tractors of the brands Agrale, Case IH, John Deere, Landini, Massey Ferguson, New Holland, Valtra and Yanmar, contemplating versions with, simple traction
(4x2), mechanic front wheel drive (MFWD) and all-wheel drive (4x4).
After removal of allantoic fluid, a dead fetus was delivered by simple traction
on both fore limbs.
In all-terrain mode the system allows the wheel that's got the least grip to spin more than a simple traction
control system would.
Any simple traction
tried and the procedures were primarily planned for laser extraction.
Even when delivering an occiput anterior fetus, simple traction
is not used unless an axis traction handle is employed.