core sample

It must pay attention to the conversion of vibrated mode when the radius of core sample is less than 25 mm.

岩样直径小于25mm时，要特别注意波振动模式的转换。

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A Gantry Auto-printing Machine for Steel Pipes Development of the core sample auto-spray coder

龙门式钢管喷标机的研制岩石样品自动编号喷码机的研制

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The Data Processing of the Core Sample γ Spectrum Scan System

岩心γ能谱扫描系统数据全析

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Research for Permeability Test of Drilling Core Sample from Pavement

路面钻芯取样试件渗透试验研究

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At the same time, the polymer will produce certain injury to the core sample.

同时，注聚合物对岩心会产生一定的伤害作用。

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Through analysis the data of log and core sample, it was indicated that the physical property of reservoir bed is one of main factors for gas control.

通过对测井、岩心等资料的分析表明：储层物性是主要控气因素之一，孔隙度也是储量计算的重要参数，本文第二章介绍研究如何利用常规测井资料确定孔隙度的方法。

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The Influence of Drilling Coal Core Sample ′ s Collection and Coal Quality Determination on Rational Use of Coal Resources

正确采取煤芯煤样合理利用煤炭资源

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This paper introduces the design principle, structure and application effect of the major diameter core sample cutting machine.

文中介绍了大直径岩样切割机的设计原理、结构及使用效果。

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With the abasing of the stratum static load, the bulk of the core sample come into expansion.

钻井岩样由于地层静压力的降低而导致总体积发生膨胀。

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Measurement and interpretation method of horizontal permeability tensor of a columnar core sample

柱状岩心水平渗透率张量的测量解释方法

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Development of the major diameter core sample cutting machine

大直径岩样切割机研制

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A Method of Using Core Sample to Measure Salinity of Formation Water

利用岩心样品测定地层水矿化度的方法

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The paper introduces system structure, gamma ray testing, core location, sample depth emendation and so on.

文章介绍了系统结构及伽马测试 、 岩心归位 、 样品深度校正等.

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Laboratory Tests of Factors Effecting Core Sample Blocking Ratio and Flow Back Break Down Ratio

岩心封堵率与返排解堵率影响因素的试验研究

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The structure of polymer molecular net chain can change through the core sample causes the polymer fluid free energy change.

聚合物分子网链结构在通过岩心时发生形变，引起聚合物溶液自由能的变化。

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Finally, the wettability index, WR, for each core sample was determined from the area under this curve.

根据该曲线的下包面积，求出每一岩样的润湿指数（WR）。

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Application of small diameter core sample to the compressive strength identification of concrete structure

小直径芯样在检验结构砼抗压强度中的应用

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The complication degree of internal structure of asphalt mixture was higher than core sample of asphalt pavement by comparing the fractal dimensions.

对沥青混合料试件和沥青路面芯样分形维数的比较表明，混合料试件内部结构复杂程度更高；

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Scientists charted levels of thallium, cadmium and lead in an ice core sample drilled in Greenland.

科学家从格林兰岛冰芯样品中了解到了铊 、 铅和镉的含量.

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Analytical study of water bearing in the core sample and the trace gas being the direction of raising reservoir evaluation level

岩样含水及微量气分析研究是提高储集层评价水平的方向

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Experimental Study on m Value of Pure Sandstone Skeleton Core Sample with different Particle Sizes

不同粒径纯砂岩骨架岩心的m值实验研究岩屑长石砂岩质杂砂岩

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Analysis of Gradation Difference of Core Sample from Asphalt Pavement

沥青路面钻芯芯样级配差异性分析

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Core sample test of Jiangya RCC dam

江垭大坝坝体碾压混凝土钻孔测试

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The research indicated that: After fracturing fluids pushed in the core sample, damage rate of core sample by clay inflated by absorbing water and the water locking effect all about 10%;

研究表明：压裂液滤液挤入岩心后，粘土吸水膨胀和水锁效应引起的岩心渗透率伤害率都在10%左右；

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Scaling-up of core sample micro-bit testing to predict penetration rate

岩芯微钻头试验放大用于钻速预测

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It is the primary requirement for electrical property experiment of rock that the core sample should be fully saturated with the formation water.

岩电实验首先要求用地层水完全饱和岩心。

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The method of acid decomposement and alkali liquate thaw is generally applied to decompose the core sample.

矿样的分解通常采用酸分解和碱性熔剂溶解的方法。

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Development of the core sample auto-spray coder

岩石样品自动编号喷码机的研制

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The core sample analyses indicate that soil moisture of the deep lager is controlled by the corresponding soil lithology.

土样分析结果显示，深层土壤水分含量受岩性控制。

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Experiments were carried out on tight gas formation core sample with a water base crosslinked gel fracturing fluid.

在室内用水基冻胶压裂液浸入致密气层岩心，进行了伤害试验研究。

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