pilot boring是什么意思

中文翻译预先钻进

网络释义

1)pilot boring,预先钻进2)Preboring,预先钻探3)advanced earth penetrating weapon,先进钻地弹4)fore-born child process technique,预先派生子进程5)advanced early warning system,先进预警系统6)prime entry,进口预先申报

用法例句

Experimental study on deep penetration of reduced-scale advanced earth penetrating weapon;

先进钻地弹概念弹的次口径高速深侵彻实验研究

pilot boring是什么意思

网络释义

用法例句

相关矿产英语词汇