THE DISK FIXING APPARATUS FOR BUTTERFLY VALVE
作者： Kim Si Hwa
DOI:
关键词: Geology 、 Butterfly valve 、 Mechanical engineering
摘要:
lens.org 参考文章(3)
James N. Lane, Regulator torque isolation system and method ,(1999)
죤 프레데릭 가드너, 나비형 밸브 어셈블리와 제작방법 ,(1985)