文章摘要信息 关键词 : 钻井法凿井;竖井钻机;反井钻机;竖井掘进机;岩石破碎 [gap=1293]illing;shaft boring machine;raise boring machine;full face shaft boring machine;rock crushing
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no rock crushing clause 不得压碎岩石条款
rock crushing plant 碎石设备 ; 碎石
rock crushing dredger [船] 碎石船
rock crushing strength 岩石破碎强度
rock-crushing efficiency 岩石破碎效率
rock crushing machine [矿业] 碎石机 ; 岩石破碎机
rock crushing plould like 碎石设备
rock crushing plish 碎石建筑
The rock crushing work ratio denotes the work used to break rock of per volume in drilling.
岩石破碎比功表征钻井中破碎单位体积岩石的功耗量。
Rock crushing quality can be continuous monitored by means of photographing the aggregates falling from the end of conveyer belt.
岩石破碎质量可通过对皮带末端降落过程中岩块摄像图像的分析来实现连续监测。
This paper discusses the rock crushing mechanism of DTH hammer drilling and factor influencing the effect of DTH hammer broken rock.
本文论述了潜孔锤钻进的岩石破碎机理以及影响潜孔锤碎岩效果的因素。
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