1) counterboring
扩削
2) expansile cutting on the foundation
基座扩削
1.
Through the argumentation of original ponding wall which may has been effected by the explosion of the expansile cutting on the foundation of the prebuilt water gate wall,the author believes that choosing the technical parameter accurately is the way to ensure the implementation of the expansile cutting on the foundation smoothly.
通过对原堵水墙是否受拟建水闸墙基座扩削爆破震动波的影响的论证分析,正确选择爆破技术参数,使基座扩削工程顺利进行,原堵水墙并未因此受到影响,安全得以保障。
3) pull reaming hole
拉削扩孔
4) extended cut region
扩展切削区域
6) Milling.
铣削，磨削
补充资料：充扩
1.扩充，开拓。
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