Excessive noise from transmission gear of electric drills means that the product still owns unclear problems in quality and security.
电钻传动齿轮噪声超标,意味着产品存在质量问题和安全隐患。
Conclutions Drilling and sunction noises during an otological surgery can cause temporary hearing threshold changes in the contralateral ear.
目的探讨耳显微手术中电钻及吸引器产生的噪音对非手术耳听力的影响。
This article introduces the practice of releasing gas by using the wind coal drill in the big road of shaft,which shows that the technology is reasonably,the economic efficiency is remarkable,the security has guarantee,is a practical feasible effective way and has broad application prospect.
介绍了立井六采左13路18层大巷采用风煤钻释放瓦斯的实践,技术合理,经济效益显著,安全有保证,是切实可行的的有效途径,具有广阔的应用前景。
The method of drilling by the wind coal drill,the coal body produces the crack and releases gas under the conditions of the dynamic pressure function of mining field,then draining gas with drainage facility to govern the local high gas region at working surface are introduced.
介绍了利用风煤钻施工钻孔,在采场动压作用下煤体产生裂隙释放瓦斯,然后利用抽排设施抽放瓦斯,治理采面局部高瓦斯区域的方法。
bar rigged drifter
架式风钻，架式凿岩机
The noise from that pneumatic drill outside gets on my nerves.
外面风钻的噪音真使我心烦。
As the men refused to stop working, the police attempted to seize the pneumatic drill.
由于工人拒不停工，警察试图强夺风钻。
The invention of pneumatic drill. This device compressed air to bore holes in the rock.
风钻的发明。这种工具用压缩空气在岩石中打洞。
The retiring miner delivered his pneumatic drill over to his successor.
这位即将退休的矿工把风钻移交给他的接班人，
that two students dressed up as workmen were tearing up the road with a pneumatic drill.
说有两个学生装扮成工人，正在用风钻破坏路面。
A "Diamond Storm" on the Road of "Success"--A Warning from The Eustace Diamonds
“成功”道路上的“钻石风波”——《尤斯蒂斯钻石》的警示
Hand picks were quickly replaced by pneumatic picks and electric drills.
手镐很快换成了风镐和电钻。
We replaced hand picks with pneumatic picks and electric drills.
我们把手镐换成风镐和电钻。
A mouse in a bellows/pressed from Both ends
老鼠钻进风箱里,两头受气
Neural Network Method in the Penetration Rate Prediction of Percussive Drilling
利用神经网络法预测风动潜孔锤钻速
A discussion on technology of No Drilling Surprises (NDS)
无意外风险钻井(NDS)技术探讨
Discussion about Risk Analysis and Application of Oil Drilling Operation
浅析石油钻井作业的风险分析和应用
The Inspiration from Drilling Weathered Surface/Karst Cave Formation in Buried Hill Well Changzhou 35 - 2 - 1 Actual Drilling Analysis
古潜山风化壳溶洞地层钻进的启示——常州35-2-1井实钻情况分析
This shows that as soon as we slacken our efforts, evil trends will crop up.
这说明，一旦搞得不好，歪风邪气就会钻出来。
Check such malpractices as Building connections and cementing Backdoor sources for private gain
杜绝为谋取私利拉关系,钻门路的不正之风
Study on Risk Analysis and Management of Oil & Gas Drilling Engineering Project;
油气钻井工程项目风险分析与管理研究
Economic Risk Evaluation and Financing Analysis for the Purchase of Deep-Water Drilling Rigs;
购置深水钻井平台的经济风险评价与融资分析