Pickering s theory of mangle emphasizes the performative aspect of scientific knowledge,which is a temporally emergent result during the game between material agency and human agency,and then Pickering deems the theory posthumanism.

Pickering thought that concept practice is one of the most important types of science practice studies, and we could also find the dialectic of resistance and accommodation in the mangle of concept practice.

Forbearance,collision,breakthrough ——The survival law of Feng Jiachang s in The Light of the Cities;

Due to their knowledge variations,the discourse subjects of modern Chinese poetics subjects conflict with each other in different stands of ration,freedom,radicalness and conservativeness.

At the same time, the views such as emphasizing the class and the entirety in the traditional cul- ture conflict with the individual character which is advocated in the creati.

This paper adopts a nonlinear pounding model simulating both the pounding effects among girders and the role of isolators below.