空炮 meaning in Chinese
[采矿工程] blown-out shot; windy shot
Examples
- Siwu has met a prescribed standard of " no negligence , precision and system integrity " and has fulfilled a " push - the - envelope commitment " to bring first - grade product ratio to 99 . 24 % in aiding and dalaoba working areas
在艾丁、大涝坝两个工区创造了“四无” （无空道、无空炮、无废炮、无变观）和一级品率达到99 . 24 %的“极限承诺” 。