butt strap joint 搭板对接 ; 贴板边接法 ; 对接搭板接合

double-strap butt joint 双盖板对接接头

double butt strap joint 双向搭板接合 ; 双对接搭板接合 ; 两面搭板接合

butt and strap joint 抹带接头

riveted double butt-strap joint 铆钉双复板对接接头