drillings
英
美
网络 钻孔碎屑; 钻屑(试样用); 钻粉; 钻悄; 钻屑
双语例句
- From 1998, the three day camping comprehensive drillings had been carried out in the graduates in order to examine the physical fitness level and police techniques and skills of the students in Zhejiang College of Public Security.
我校于1998年开始对毕业班学生进行为期三天的野营综合演练，全面检验我校学生的身体素质和警察技能。 - Inquiring into the Index of Drillings Volume for Outburst Prediction
突出预测钻屑量指标的探讨 - A discussion on designing the orientator used in inclined and vertical drillings
斜直钻孔两用定向仪设计探讨 - A case study of a mine points out that layout of the drillings and the time space impacts the effect of the technology.
结合某矿突出实例，得知控制爆破和水力压裂的时空协同关系和钻孔的布置情况直接影响技术使用效果。 - However, the relatively vast area for exploration and inadequate drillings in the offshore oil-gas field development exert an influence on the in-depth study of the seismic velocity, thus further affecting the research evaluation of the exploration and the follow-up production.
但是在海上油气田勘探中，由于勘探面积较大，钻井数量较少，从而影响了地震速度的深入研究，进而对勘探工作的研究评价、后续生产等都带来了一系列的影响。 - A study of Ra-Rn equilibrium displacement effects in drillings
钻进过程的Ra-Rn平衡位移效应 - As the drillings in a specific survey zone usually are much fewer, it is very difficult to control the variation of reservoir spatially.
但由于工区内钻孔往往稀少，因此，在空间上很难控制油气藏的变化特征。 - In our country, however, the sealing quality of various drillings is unsatisfactory, which needs to research on sealing material, technology and equipment.
而我国煤矿各类钻孔的封孔质量均不容乐观，迫切需要开展钻孔密封材料、技术及装备的研究。 - Inquisition of Forecasting Dangerousness of Heading Face Outburst By Drillings and Coalbed Temperature Indices
用温度指标预测掘进工作面突出危险性的探讨 - Deep zone overpressure system is commonly developed in the hinterland of Junggar basin ( deeper than 4, 000 meters) and so many drillings met the overpressure zone.
准噶尔盆地腹部普遍发育深层（大于4000m）超压系统，很多钻井都钻遇超压。