1) joggled lap joint
压肩接头
2) double shoulder screwed connection
双台肩螺纹接头
3) double shoulder tool joint
双台肩钻具接头
4) connection of double-shouldered drill pipe
双台肩钻杆接头
5) shoulder of tool joint
钻杆接头台肩
6) joint ribbed plate
接头带肩垫板
补充资料：压肩迭背
1.谓人众多密集。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条