hole spacing meaning in English
井距
钻孔间距
钻孔距离
Examples
- Button - hole space
指扣眼之间的距离 - Supporting the use of impact drilling electric drill . drilling , hole spacing with hole depth should meet the design requirements
钻孔使用配套冲击电钻.钻孔时,孔洞间距与孔洞深度应满足设计要求 - Abstract : characteristics of film hole irrigation and effects of irrigation technological parameters on ir - rigating quota are analyzed , and the relationships among discharge per unit width , hole spacing and ir - rigation quota are studied in this paper , based on field experimental data
文摘:根据膜孔灌溉大田灌水试验资料，分析了膜孔灌溉特点和灌水技术要素对膜孔灌灌水定额的影响，研究了单宽流量与开孔率与膜孔灌灌水定额的关系。 - The paper researches the relations between blasting effect and blasting parameters , including diameter of drill , non - coincidence coefficient , hole spacing , hole row - spacing , cartridge diameter , charge per hole , density of line charge , charging structure and detonating manner , and how to adjust the blasting parameters to get the best blasting effect under the given geological condition
本文在重庆市某高速公路合同段进行了现场预裂爆破试验的基础上，研究了炮眼直径、不耦合系数、炮孔间距、炮孔排距、药卷直径、单孔药量和线装药密度、装填结构、起爆方式等爆破参数与爆破效果之间的联系，以及如何在给定的地质条件下调整爆破参数获得最佳的爆破效果。 - , trapezoid millisecond blasting technology and wide hole space technology . in this paper , fiagmentation distribution is greatly improved , at the same time , block rate and total blasting cost are obviously decreased by the optimal plan . it is verified that the optimal model is beneficial to practice
即集优化参数、空气间隔、梯形微差、宽孔距技术等先进爆破技术于一体的方案。把这一技术运用于实际工程，大大地改善了爆破作业后的块度组成，降低了大块率和爆破总成本。