大口径球铁管内壁龟纹翘皮缺陷的产生及预防措施
대구경구철관내벽구문교피결함적산생급예방조시
The Reason and Preventive Measures of Turtle Grain Curls Occurred in Endophragm of Big-diameter Ductile Iron Pipes
저자의 최근 논문