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。 - 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。 - 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 - Inquiring into the Index of Drillings Volume for Outburst Prediction
突出预测钻屑量指标的探讨 - In geological survey and oil drilling, especially in the directional drillings and extended-reach horizontal wells, MWD is an indispensable tool for continuous monitoring of drilling trajectory and timely correction.
在地质钻探、石油钻井中，特别是受控定向斜井和大位移水平井中，随钻测量系统是连续监测钻井轨迹、及时纠偏必不可少的工具。 - Determination of Critical Value of Gas Desorption Index of Drillings,Δ h 2, in Laboratory
实验室确定钻屑解吸指标Δh2临界值方法的研究 - A study of Ra-Rn equilibrium displacement effects in drillings
钻进过程的Ra-Rn平衡位移效应 - Research of this thesis is able to solve problems of three-dimensional geological modeling and simulation in bedrock area which are short of drillings and sections.
研究基于平面地质图的三维地质体建模方法，能够有效地解决缺少甚至没有钻孔、剖面等数据的基岩区域的地下空间三维建模与模拟问题。 - 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。 - 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。