1) seam-welding head
滚焊头
2) edge seam welding
端面接头滚焊
3) welded teeth cut rock hobbing drill bit
焊齿破岩滚刀钻头
1.
The paper primarily introduced drilling working principles of welded teeth cut rock hobbing drill bits and its drilling technical parameters in the piling construction, and repair of hobbing teeth and effect of application.
焊齿破岩滚刀钻头适应多种地层钻进，本文主要介绍了焊齿破岩滚刀钻头的钻进工作原理、在桩基施工中的钻进技术参数、滚刀刀齿的修复及应用效果。
4) welding roll
焊滚
6) rolling seam weld
滚焊焊缝
补充资料：端面
（～儿）圆柱形工件两端的平面。
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