安全壳壳体上的电缆贯穿件接头
connection on containment shell for cable penetration
安全高电压接头
safe high voltage connector
阿特拉斯-约翰逊油管接头
AJ(Atlas-Johnson)tubing joint
α-γ型异种钢焊接接头
dissimilar steel welded joint
Zr2不锈钢管接头
pipes joint of Zr 2+stainless
X70管线钢环焊接头
girth joint of X70 pipeline steel