drillings
英
美
网络 钻孔碎屑; 钻屑(试样用); 钻粉; 钻悄; 钻屑
双语例句
- 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。 - A study of Ra-Rn equilibrium displacement effects in drillings
钻进过程的Ra-Rn平衡位移效应 - On basis of observations, investigations, core drillings and chemical tests of the engineering case, the article makes detailed analysis on the mechanisms and processes of the alkali-aggregate reactions in concrete.
通过对实际工程的观测、调查、钻探取样及化验分析，详细剖析了混凝土碱-骨料反应的机理和过程。 - It is very important to further investigate the close packing theory to develop cement additives for drillings in deep water and low permeability blocks.
紧密堆积理论的进一步研究对开发适用于深水开发、低压低渗区块开发的固井水泥添加剂具有重要意义。 - Inquiring into the Index of Drillings Volume for Outburst Prediction
突出预测钻屑量指标的探讨 - 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。 - European Union in the new century's ocean drillings to form a trilogy with America and Japan
新世纪大洋钻探三角鼎立中的欧洲联合体 - 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 - 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 - 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。