1) elevation bore
仰角钻孔
1.
High position bores and elevation bores methane drainage technique can prevent gas problem successfully.
采用高位钻孔和仰角钻孔抽放瓦斯技术,有效地防止了瓦斯超限。
2) drilling with high water level and large elevation angle
高水压大仰角钻孔
1.
Trying on drilling with high water level and large elevation angle;
高水压大仰角钻孔施工的尝试
3) the angle of altitude of punching machine
穿孔机仰角
4) zenithal angle of hole
钻孔顶角
5) Dip angle in drill-hole
钻孔倾角
6) large-angle upward hole
大角度上仰孔
1.
The papermainly introduced the construction method for anchor cable with large-angle upward hole in tailrace surge tank.
介绍了尾水调压室大角度上仰孔锚索的施工方法。
补充资料：仰角
在同一铅垂面内，当视线在水平线上方时，视线与水平线的夹角。
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