潛孔
拼音:qián kǒng英文解釋:
【機】 submerged orifice中英例句:
- 潛孔鑽頭中衝擊波的分析ANALYSIS OF SHOCK WAVE IN DTH BIT
- 凡口鉛鋅礦采場的潛孔鑿岩技術DHD technique for stope drilling,Fankou Pb/Zn mine
- CMM2與CD360型高風壓潛孔鑽機High-prcssure blast down-to-hole drills modcl CMM2 and CD360
- 潛孔錘鑽進技術及在我院的套用DHD Technique and Its Application in My Institute
- 降低潛孔鑽頭進尺成本的主要途徑AN IMPORTANT WAY TO DECREASE IN FOOTAGE COST PER DTH BIT