Study on downhole vibration drilling tool induced by hydropulse.;
水力脉冲诱发井下振动钻井工具研究
Development and application of a hydraulic-pulse drilling tool;
水力脉冲式钻井工具的研制与应用
Research on rotary navigation drilling tools and its application;
旋转导向钻井工具系统的研究及应用
5.10 Drill cement with seawater and then displace the new mud into the hole as drilling out of the casing shoe.
用海水钻水泥塞，钻到套管鞋时替入泥浆。
8 The mud should be pretreated with Bicarbonate while drilling cement.
当钻水泥塞时，应该用小苏打对泥浆进行预处理。
8.6 The company has decided to plug the well for side tracking.
公司决定：打水泥塞侧钻。
grout hole drilling
钻开注有堵漏水泥的井
Selection of Drill Tool of Testing in Mixing Pile with Core Drilling Method
水泥土搅拌桩钻芯法检测钻具的选取
It is something like a corkscrew, and draws the earth out in very small quantities."
这种钻有点像拔瓶塞的开塞钻，它把泥土很小量地逐次吸出。”
Mud choked the drainpipe.
淤泥堵塞了下水道.
Dirt choked the drain.
排水管被污泥堵塞。
The passage is entirely silted up.
水道完全被淤泥堵塞了。
Analysis on sealing failure of myriameter drilling mud pump plunger and improvement measures
万米钻井泥浆泵柱塞密封失效分析及改进
3.4 Fill tanks with required amount of drilling water.
向泥浆池中加入需要量的钻井水。
The surface intervals will be drilled with the seawater and gel sweeps.
表层采用海水钻进及稠泥浆进行清扫。
Anti-bit balling for PDC bits of horizontal wells in Changqing gas field
长庆气田水平井PDC钻头防泥包技术
Treatment of drilling wastewater by UV/O_3
UV/O_3氧化处理磺化泥浆体系钻井废水
a drain blocked by mud, dead leaves, etc
被污泥、 枯叶等堵塞的下水道
The drains got silted up again with mud and bits of twigs.
排水沟被淤泥和细枝堵塞了。
The harbor has been sanded up by the tides.
那港囗因潮水冲积的泥沙而淤塞。
Experimental Study about the Bone Cement Leading to Acute Pulmonary Embolism in Vertebroplasty;
骨水泥引起犬急性肺栓塞的实验研究