最新 cross edge 网络交叉利刃; 交叉边; 跨越边境; 横跨边 双语例句 Pipe series: Elbow, tee, cross, movable joint, Bu core, reducer, pipe cap, choke plug, inside the wire, outside the wire, turned-over edge, increaser etc. 管件类：弯头、三通、四通、活接头... 2025-12-03 9
