1.
Prospecting Implementation of Drills Replaced by Pit and the Combination of Pit with Drills in the Mine
以钻代坑及坑钻组合探矿方式在矿山的实施
2.
Crater of Diamonds State Park is the world's only diamond-producing site open to the public and visitors are allowed to keep the gems they find.
「钻石坑州立公园」世界唯一开放给公众进入的钻石产区，发现钻石者可以保有钻石。
3.
Diamond drilling replaced percussion drilling.
金钻探取代了冲击钻探。
4.
Special drilling or adits outside orebody may be required.
可能要求在矿体外作专门钻探或坑探。
5.
a deep hole or shaft dug or drilled to obtain water or oil or gas or brine.
钻的为了获得水、油、气体或盐水的深坑。
6.
Development of ZDY4000L Track-mounted Hydraulic Tunnel Drilling Rig
ZDY4000L型履带式全液压坑道钻机的研制
7.
ZYW-1200 Full Hydraulic Tunnel Drilling Rig in Coal Mines
ZYW-1200型煤矿用全液压坑道钻机
8.
Taking Baofeng Times Square deep excavation as an example,effect of the deep-well dewatering on supporting structure and surroundings is analysed.
以汉口宝丰时代广场深基坑为例,探讨了深井降水对基坑支护结构和周边建筑物的影响。
9.
part of a drill that grips the bit
夹头（钻或钻床上用以夹住钻头的部分）.
10.
Bob Wehle found the diamond at the Crater of Dia-monds State Park in Arkansas on Oct.14.
鲍勃·尔10月14日在阿肯色州的“钻石坑”州立公园发现了这颗钻石。
11.
Bob Wehle found the diamond at the Crater of Dia-monds State Park in Arkansas on Oct. 14.
鲍勃·威尔10月14日在阿肯色州的“钻石坑”州立公园发现了这颗钻石。
12.
Application of Tunnel Core-Drilling in the Plutonic Development of the Langyashan Copper Mine
坑内心钻在琅琊山铜矿深部开拓中的应用
13.
Strength Analysis of Screw Sufface and Structure Parameters Study of Auger of Mounted Hole Digger
挖坑机钻头螺旋面强度分析及结构参数探讨
14.
STUDY ON HYDRAULIC ANTI-REVOLVE CORE SAMPLING TECHNIQUE OF PIT BORING WITH SINGLE TUBE
坑内单管水力反循环取心钻探技术研究
15.
Research on Simulation and Mathematical Interpretation of Dynamic Process to Earth Auger for Tree Deep Planting;
深植挖坑机钻头动态过程数学描述与仿真研究
16.
Application of BP neural network in fault diagnosis of full hydraulic drilling rig
应用BP神经网络诊断全液压坑道钻机故障
17.
Discussion on Application of Casing Bored Bitted Pile in Pit Enclosing Protection
试论套管钻孔咬合桩在基坑围护中的应用
18.
Construction and fault processing of the drilling bitten pile in the supporting of foundation pit
钻孔咬合桩在基坑围护中的施工及故障处理