Nguyen Vu Luc, Phan Van Tuan. ASSESSING THE INFLUENCE OF WELDING CURRENT ON WELD QUALITY IN MANUAL ARC WELDING MACHINES THROUGH ULTRASONIC TESTING. tvujs [Internet]. 2024 Sep. 30 [cited 2024 Dec. 18];14(8). Available from: https://journal.tvu.edu.vn/index.php/journal/article/view/73