槽舌接合 rabbet joint ; [木] joining by rabbets ; groove and tongue joint

舌槽式接合 toggle joint ; tongue and groove joint

舌槽接合 tongue-and-groove joint ; tongue &groove joint ; tongue-and groove connection ; matchjoint

舌槽榫合联轴器 tongue-and-groove coupling

槽舌榫接合 rebated joint