The Nonlinear Causal Relationship Between Environmental Regulation and Technological Innovation—Evidence Based on the Generalized Propensity Score Matching Method

by Guan-Yu Zhang, Rong Guan, Hui-Juan Wang
Published 2020-01-01

Influence of web plate holes on the radiation noise characteristics of wheels of the high speed train

by Xun-qian Tong, Jun Lin, Guan-yu Zhang, Xi Zhu
Published 2016-11-01