parallel hole meaning in English
平行孔
平行炮孔
Examples
- Study on the factors affecting parallel hole cut blasting
直眼掏槽爆破效果的影响因素分析 - Some tolerance calculation methods of parallel holes distance
平行孔系中心距公差坐标换算 - Experimental and theoretical study of parallel hole cut blasting with cavity
空孔直眼掏槽成腔模型理论与实践分析 - Theoretical and testing study on factors affecting parallel hole cut blasting
直眼掏槽效率敏感因子的理论与试验分析