T homas Willis was born in 1621, received his classical education and then medical degree from Oxford in 1646, became a highly successful and prosperous physician, and, in 1660, was appointed Professor of Natural Philosophy at the University of Oxford. 1 Although at that time there were no neurologists as such, he coined the word neurology in his Cerebri Anatome: 2 " We should deliver an exact ...

In response to the poor adaptability of existing harvesters complex operating conditions in field, this study took a three-row four-wheel-drive (4WD) corn harvester as research object, designed traveling transmission system layout, proposed control strategy driving torque distribution, simulated, and analyzed each four states drive wheels slippage. The results showed that under slipping conditi...