The feeding system of copier is part of the systems of paperroad, which mainly achieves the action of pickuping paper by DC and the paper's feeding by stepper motor.
The earthquake had crumpled its road like folding up a piece of paper.
地震把大巴需要经过的道路像撕纸般扯开。
3
In another paper, Arne Kesting, of Technische Universit?t Dresden in Germany, and colleagues calculated that a 1% increase in the number of ACC-using vehicles would free up 0.3% of road capacity.