core drill bit,coring crown,hollow bit是什么意思

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用法例句

Primary research on lateral accretion with horizontal well core samples;

水平井岩心侧积夹层初探

Core Test of Profile Control and Displacemrnt by Combining Weak Gel with Microbe;

弱凝胶与微生物调驱联作技术岩心试验研究

Experimental research of the transmission characteristic of low frequency hydrodynamic oscillation in cores;

低频水力振动在岩心中的传播特性实验

This is due to the skin effect of cores.

实测的岩石压缩系数数值普遍偏高,甚至高于地层原油的压缩系数,该现象是由于岩心的表皮效应所致。

A method for determining oil and water saturations in cores by volume?_CT scanner was developed on the basis of X_ray hardening treatment,X_ray drifting correction,martix transformation of imagines and position correction of CT images with volume?_CT technology.

对CT图像进行了X射线硬化处理、X射线漂移校正、图像矩阵变换及体积CT位置校正 ,研究出用体积CT对岩心流体饱和度进行测量的技术。

The changes of relative permeability for oil phase,kro, and for water phase, krw, determined at 80℃ in oil displacement experiments on cores by formation water (FW) of Caoqiao, Shengli, and 1% solutions of anionic surfactants HD1 and HD2 in FW (HD1, HD2 solution) are investigated.

通过岩心流动实验,测定了80℃时胜利草桥某井地层水、两种磺酸盐类阴离子表面活性剂HD 1和HD 2的1%地层水溶液驱油时,油相和水相相对渗透率kro和krw的变化。

Accuracy of CT core analysis;

CT扫描的岩心分析精度

Development and prospect of core analysis instrument in China.;

我国岩心分析仪器的发展与展望

From core analysis, through systematical study on reservoir's four- property- relationships among lithology, physical property, oil-bearing and electricity in Putaogou oilfield, four-property-relationship logging interpretation chart is established, which provides basis for the interpretation of water and oil.

从岩心分析入手,通过系统地研究葡萄沟油田储层岩性、物性、含油性、电性相互之间的关系来建立四性关系测井解释图版,进而为油水层解释和储层评价提供依据。

Gas hydrate has been synthesized and then decomposed in artificial cores.

在人工岩心中进行天然气水合物的生成和分解实验,同时获取了体系的温度、压力、声学特性(Vp和Vs、幅度和频率)及含水量等参数。

The pore structure,oil and water flow mechanics including the lithology of sandstone core,electricity curve and relative permeability curve were characterized by fractal.

砂岩岩心不仅孔隙结构具有分形特征,而且油、水在岩石内部渗流过程中岩电特性曲线和油、水相对渗透率曲线也具有分形特征。