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。 - 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 discussion on designing the orientator used in inclined and vertical drillings
斜直钻孔两用定向仪设计探讨 - 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。 - 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。 - 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。 - 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。 - 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 study of Ra-Rn equilibrium displacement effects in drillings
钻进过程的Ra-Rn平衡位移效应 - 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