孔隙
- pore;hole;small opening;aperture gap
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[hole;small opening] 空隙
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根据数字图像分割技术将CT图像分为岩石区和损伤区(包括孔隙、微裂纹和人眼很难观察到的微损伤),获得CT图像的真实细观结构。
Then we get the real micro-structure by the technique of image segmentation and the CT image is divided into two parts : rock area and damage area ( include hole and cracks and micro-damage which can 't be seen by eyes ) .
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钻孔孔隙有助于萌发新根,促进根尖生长;
The bored hole conduced the new root bourgeoning and vegetating .
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当地的石灰岩有很多孔隙。
The local limestone is very porous .
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皮肤留下清爽干净,没有孔隙堵塞残留
Skin is left refreshingly clean with no pore-clogging residue .
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浅埋藏似能保留具白垩状结构的孔隙。
Shallow burial seems to preserve chalky textured porosity .
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地震波衰减机制和测量方法研究表明,在孔隙和渗透性碎屑岩中,流体运动是衰减的主要机制
Direct measurement of seismic ascertains that fluid motion is a primary mechanism in porous , permeable elastics .
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岩石孔隙中微观流动规律的CT层析图像三维可视化研究
Three Dimensional Visualization for CT Tomographic Image of Microscopic Flow Law of Rock Pore
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N2、CO2和天然气在岩心孔隙内表面的吸附量的测定
Experiments for measuring absolute adsorption of n_2 , co_2 and natural gas on cores
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由SEM获取的图像经该系统处理后,可获得颗粒或孔隙微观结构定量信息以及相应的图表分析。
The geometric quantitative information of pores or particles was acquired from SEM image .
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然后在雨峰相对位置参数r取不同的值时,对不同土的水力学特性,初始条件的情况进行有限元渗流计算。得到了不同的模型参数下孔隙水压力的变化规律。
Then , the numerical seepage analysis can be carried out with different r under different soil hydraulic prosperities and initial conditions .
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而用X射线超薄片图像技术来得到3D孔隙结构的高分辨率的图像却又过于昂贵和耗时。
While X-ray ultra-slice graphics technology needs too much cost and time to obtain a 3-dimensional pore structure graph with high definition .
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TK型孔隙水压计的设计和试验
The design and experiment of TK - type piezometers
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通过对CT图像及CT数的分析发现:在受载之前冻土结构已经存在孔隙、管状孔隙和低密度区等初始缺陷;
Analysis of CT-images and values during deformation shows that there is already a variety of initial structural damages , such as micro-holes , pipe-shaped holes and low-density regions before loading .
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线弹性海床中的渗流采用达西流,土骨架的位移及孔隙水压满足Biot固结理论。
The displacements of soil and the porous fluid pressure satisfy Biot consolidation theory .
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岩电实验结果表明:黄铁矿含量增加会导致饱和度指数n值降低,但孔隙胶结指数m值基本不变。
Results of electrical experiment in petrophysics indicate that the increase of pyrite content results in the decrease of saturation index n , but the pore cementation factor m remains steady basically ;
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当pH≥13.6时,在NaCl浓度小于3%的混凝土孔隙液中,碳钢表面因生成钝化膜而不被腐蚀;
When pH ≥ 13.6 , the carbonize steel is not corrupted owing to passivate in concrete pore solution of the ω( NaCl ) < 3 % .
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根据CT对原状土柱各断面的扫描图像,得到了各断面土壤大孔隙的分形维数,为进一步研究土壤大孔隙的水力性质奠定了基础。
This study obtain fractal dimension of macropore in every section base on the scanning images of undisturbed soil by CT . It establishes the base for further study the hydraulic characteristics of macropores .
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Mg-Li基复合材料铸锭中的孔隙控制工艺
Porosity controlling process of Mg-Li matrix composites ingot casting
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通过试验,得到了在荷载作用下Q3马兰黄土、Q2离石黄土土体中孔隙被压密各个阶段清晰的CT照片及土样剪切过程中各阶段的CT数据。
Through test , CT images and values including the whole process of Q_3 Malan loess and Q_2 Lishi loess under the different states were obtained .
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这个反应过程,要求AGM隔板有良好的孔隙结构和高的孔隙率;
AGM separator should have good pore structure , high porosity and enough electrolyte saturation .
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应用NDR计算地层孔隙压力
Calculating Formation Pore Pressure Using NDR
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研究了掺加木质素磺酸钙(calciumlignosulfonate,CLS)后水泥净浆体系的水化速度、水化产物生成量,以及硬化水泥石的微观结构及孔隙结构的变化。
Hydration rates and hydration products of cement paste , microstructures and pore structures of hydrated cement blended with calcium lignosulfonate ( CLS ) were studied .
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核磁共振测井(CMR)可以提供精确的有效孔隙度、孔隙结构等信息。
While CMR ( combinable magnetic resonance ) can be applied to acquire information on actual porosity and pore structures .
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可控孔隙UO2燃料芯块
Controlled porosity uo_2 fuel pellets
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新生界松散岩类孔隙含水层系统和石炭系-侏罗系碎屑岩类裂隙含水层系统的交替循环深度较小(一般小于300m)。
The Cenozoic groundwater system and the clastic fissure groundwater system in Carboniferous and Jurassic have shallow circulation depth ( less than 300m ) .
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然后在时域上采用Wilson-θ法进行逐步积分,得到一种分析二维饱和孔隙介质地震反应的三场有限元方法。
The Wilson θ integration method is applied to the matrix equations above in time domain , thus , the response to earthquake of two dimensional fluid saturated media is acquired .
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尾矿库上部孔隙水中各组分含量明显高于尾矿库下部,并在约6m深处存在突变带。
The contents of pore-water species in upper tailings are much higher than in lower tailings , and vary abruptly at the 6-m depth .
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通过底部发热体加热使石墨衬底及缠绕其上的二维C布获得了具有低、中、高三个温度区域的合理温度场,使微观孔隙与宏观孔隙分别在不同的温度区进行致密化。
On the substrate wound with 2 dimension carbon cloth , an ideal temperature field , which consists of high , middle and low temperature regions , was obtained by a bottom heating . The macro-holes and micro-holes were filled in different temperature regions , respectively .
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饱和煤油法与氦孔隙计法测量孔隙度之间的平均误差为8.5%,CT两次扫描法与饱和煤油法之间的误差为7.8%,说明利用CT测量岩心的孔隙度是成功的。
Mean error of porosity by kerosene mass method and helium porosimetry method is 8.5 % , and the same by CT dual scan method and kerosene mass method is 7.8 % . This shows that measuring porosity of core by CT is successful .
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结果犬脱抗原松质骨脱钙及有机质洗脱行之有效,保持原骨天然网状孔隙系统及一定力学强度,并且BMP和bFGF能与其有效结合。
Results The calcium-extracted and organic-extracted process was available . The antigen-extracted cancellous bone possess natural network pore system . The BMP and bFGF were seen in the network pore system .