Most of those writings are made from the viewpoint of the art history , and those are discussed from the viewpoint of the social history lack in the contents or lucubration .
这些文章大都侧重从美术史的方面来研究，而从历史学的角度来专门讨论的，或者篇幅过少，或者深入不足。
Based on the lucubration of info demand in the urban traffic flow guidance systems , a new technology applicated to the acquisition of travel time was presented .
