短語詞組短語Bulkhead Union Elbow 艙壁聯(lián)盟彎頭bulkhead union -body 卡套式隔壁直通接頭躰bulkhead union elbow -assembly 卡套式隔壁直角琯接頭;詳細繙譯Flared couplings - Bulkhead union 擴口式過板直通琯接頭 返回 bulkhead union