How to pronounce word in English - Learn English free online - rock drill - How to pronounce the english word rock drill in english. Start with S. Learn from me.

rock drill

n. 凿岩机

1、石钉

...岩石密度 rock dowel石钉；岩石销钉 Rock drill岩塌沈积 rock plug ...

rotary rock-drill旋转钻石机

Rock-Drill Steel钎子钢

Rock-drill凿岩机

electric rock rotary drill岩石电钻

rock core drill钻取岩心样品;岩心钻

rock rotary drill岩石钻

rock electric drill岩石电钻

rock-drill dust exhauster凿岩机干式捕尘器

soft-rock k drill软岩钻机

能源科学技术

地球科学

水利工程

n.a drill for penetrating rock

同义词：bore bitborerstone drill

Dictionary