Linear Mathematical Model for Seam Tracking with an Arc Sensor in P-GMAW Processes

by Wenji Liu, Liangyu Li, Ying Hong, Jianfeng Yue
Published 2017-03-01

Will land circulation sway "grain orientation"? The impact of rural land circulation on farmers' agricultural planting structures.

by Jiquan Peng, Juan Chen, Chen Su, Zhifeng Wu, Liu Yang, Wenji Liu
Published 2021-01-01