孔隙 的英文怎麼說

For this purpos, from the point of the log geology, aimed at the actuality of the current fractured reservoir log geology interpretation and evaluation, based on synthetical analysis of the current domestic and foreign fruit of fractal dimension investigation of reservoir fracture, using the method and technique of fractal dimension, through the further discussion of the fractal dimension characteristics of m index and n index in the log interpretation archie model in a sample way and through the theoretic reasoning to the fractal dimension dfa and m index of fractured reservoir interval ' s log curve, according to the geophysical signification of the fractal dimension dfa of fractured reservoir interval ' s log curve shape : the more complicated the change of the curve shape is, the larger the its dfa value is, then the more complicated space structure of fracture and pore, then the higher value of m index of space structure of fracture and pore, and so on, the text propounds an improved method, based on box dimension, of covering log curve with scale grid, and by programming computes the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, then further puts this technique into application investigation, and makes analysis of application effects in the reservoirs located in l area of qx oil field from three aspects : 1. the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, which are derived from computing, is used to identify reservoir type by crossplotting m index with the product df _ acrt of fractal dimension of acoustical wave log curve and restivity log curve and by experiential discriminance plate of reservoir type in l area of qx oil field

因此，對該區裂縫性儲集層的類型識別、孔滲特徵的測井地質解釋以及儲層裂縫的發育和分佈規律進行深入的研究便成為本文研究的出發點。為此，本文從測井地質的角度，針對當前裂縫性儲層測井地質解釋與評價的現狀，在綜合分析當前國內外儲層裂縫的分形分維研究成果的基礎上，利用分形分維方法和技術，通過對archie測井解釋模型中的m指數、 n指數的分形分維特性的深入淺出的論述以及裂縫性儲層段測井曲線分維d _ （ fa ）與m指數的理論推導，根據裂縫性儲層測井曲線形態分維值的地球物理意義? ?曲線變化越復雜，則其分維值d _ （ fa ）越大、裂縫孔隙空間結構越復雜、裂縫孔隙空間結構指數m值越高等特徵，提出了改進的基於盒維數的測井曲線網格覆蓋法，編程計算了裂縫性儲層段常規測井曲線（如聲波和電阻率曲線）上分形分維值及其m指數值，進而從以下三個方面對qx油田l區塊的裂縫油藏進行應用研究，效果十分理想： 1將計算得到的可變的m指數與聲波和電阻率分維之積df _ acrt進行交繪，採用儲層分維值分類技術統計分析這些參數變化的規律，並結合qx油田l區塊儲層類型經驗判別圖版，從而實現qx油田l區塊下白堊統的裂縫性儲層的類型識別。

In general, smaller grain size and greater angularity tend to increase the porosity while an increase in range of particle size tends to decrease porosity

通常，顆粒越小曲率越大孔隙度越大，而當顆粒尺寸增大時孔隙度會減小。

Anoxic marine pore water

缺氧海相孔隙水

The black earth is a kind of alfisol, with a thick layer of humus, loose texture, high fertility, high porosity ratio, poor permeability and a high content of clay, which is suitable for cultivation

摘要黑土是一種腐殖質層厚，質地鬆散，肥力很高，孔隙比較大而透水性差，粘粒含量高，適于耕作的淋溶土。

With the development of human society, because of the lack of sustainable utilization consciousness, and the eager for quick success and instant benefit, the black earth suffered excessive cultivation and management, causing the reduction of its recycled ability, decrease in organic content, porosity ratio, fertility dropped and the properties of water retaining and water retention, which make the black soil harden and degenerate seriously

但是隨著人類社會的發展，在缺乏保護和可持續利用意識、急功近利思想影響下，黑土遭到過度墾殖和掠奪式經營，人類對其活動范圍遠遠超過了其再生能力，導致有機質含量減少，肥力下降，孔隙比減小，保水持水能力降低，土壤板結，黑土嚴重退化。

And the explicit finite difference method, the combining method of the central difference method and newmark s constant average acceleration method, and the transmitting boundary are used. by comparing the acceleration determined by the several methods of the displacements or velocities, a computing method of acceleration employed the one side difference of velocity is more practicality in this research. corresponding to normal incidence of the body waves, p waves or svwaves, and rayleigh surface waves, two two - dimensional finite difference programs are compiled to compu te the dynamic response of two - phase media

以土力學模型為基礎，利用以土骨架和孔隙流體的四個位移為基本未知量的數值方法去模擬二維飽水介質中的地震波傳播，採用了顯式差分方法（中心差分法和newmark常平均加速度法結合）和透射邊界，通過比較利用幾種差分格式求解的加速度結果，發現一種用速度單邊差分求解加速度的方法在本文研究中較為實用，分別編制了體波（ p波或sv波） 、 rayleigh面波輸入時求解兩相介質動力響應的兩個二維數值分析程序。

Based on the effective medium hb resistivity models in laminated or dispersed shaly sands proposed by berg, the general effective medium hb resistivity model in laminated and dispersed shaly sands is established. in the derivation of the model we assume that clay - bound water fraction is included in total pores, clay - bound water and formation water have the same resistivity, and yet the difference of electrical properties between the two waters is incorporated into clay grain conductivity

本文首先基於berg提出的層狀泥質或分散泥質砂巖有效介質hb電阻率模型，並在總孔隙中考慮粘土結合水的體積，但不考慮粘土結合水與地層水導電性的差別，而將粘土結合水與地層水的導電性差別歸結到粘土顆粒導電中，建立了混合泥質砂巖有效介質通用hb電阻率模型。

Field soils often have bulk densities ranging from 1. 0 to 1. 4gcc; with commensurate porosities and infiltration characteristics.

田間土壤的容重常在1.0到1.4克立方厘米范圍內，且具有均勻的孔隙度和滲透性。

Shallow burial seems to preserve chalky textured porosity.

淺埋藏似能保留具白堊狀結構的孔隙。

Cavernous porosity can take the equidimensional form of vugs or follow channels, but the void dimensions are measurable in meters.

溶洞孔隙可呈等尺度的溶孔形態，或者呈溶溝形態，但空間大小是以米度量的。

Other factors that affect porosity are compaction, consolidation and cementation.

影響孔隙率的其它因素是壓縮，固結和膠結

The paper can concern the soil ' s instantaneous fallout, soil ' s main settlement due to concretion, and the coactions of soil and pile by applying the contact surface to simulate the coactions. the paper can analyze the service behavior of reuniting foundation and the effect of the pile ' s intensity, length and distance. the paper is concerned with the stressing of pile and the arrangement of pile for the smaller cost to fit the subsidence of throughway

通過有限元計算，分析了復合地基樁土工作性狀，分析了樁的剛度，長度，樁距對地基沉降及超孔隙水壓力的影響，並根據復合地基中樁的受力特點，提出合理的樁的布置方式，在滿足高速公路路面沉降要求的前提下，節省工程投資，加快建設進度。

According to the principle of surface and colloid chemistry, the pore structure and characteristics of tight sand gas reservoir are analyzed

摘要根據表面與膠體化學原理，分析了低滲緻密砂巖氣藏的孔隙結構特徵、物性特徵以及它們之間的關系。

As an advanced materials preparation technology, spray - deposition has shown remarkable superiority in producing large - sized alloys and metal matrix composites. however, the spray deposeted preforms usually contain a certain quantity of porosity. besides, the oxide films on the surface of the particles lead to week metallurgic conjunction between the particles. in order to obtain an ideal structure and performance, the porous preforms need further densifying and plastical forming. in this paper, a new technology named wedge pressing was used to densify spray - deposeted 5a06 aluminium alloy, in which the large deformation can be obtained through the sum - up of local deformation and multi - step small deformation. this method can also solved the problems in traditional processing and greatly decreased the producing cost. what ’ s more, the reserch on the wedge pressing desification rules about the large - sized spray deposeted preforms was significant it was vital not only to the further densification of the prefoums but also to the further research on plastical deforming the research was also benefit to the industrialization an the application of the spray deposeted porous materials

坩堝移動式噴射沉積技術作為一種先進的材料制備新技術，在制備大尺寸合金及金屬基復合材料方面具有顯著的優越性。然而噴射沉積坯件特別是大型坯件通常存在一定量的孔隙，顆粒表面存在一定量的氧化膜，顆粒之間未能完全達到良好的冶金結合狀態，因此需要進行后續緻密化和塑性變形才能獲得理想的組織和性能。本文採用一種新型的楔形壓制工藝，即通過局部變形、多道次小變形累積實現大變形的緻密化加工方法，對噴射沉積多孔坯料進行后續緻密化和塑性變形，很好地解決了傳統加工工藝的難題，大大降低了生產成本。

Burial diagenesis causes a progressive transformation of smectites, the end-products being dependent on ph and pore water chemistry.

埋藏成巖作用可使蒙脫石進一步轉化，最終產物決定於PH值及孔隙水的化學性質。

Diagenesis and pore evolution of deep sandstones in jiyang depression

濟陽坳陷深層砂巖成巖作用及孔隙演化

Commonly the dolomite crystals form a framework with evenly distributed porosity.

通常白雲石晶體構成格架，它有均勻分佈的孔隙。

The intense eluviation and weathering of soil with groundwater and run - off result in the enhancing of capacity of transference of some elements, such as si, al, fe, mn. the chemical reactions of the colloid particles in the soil water make those crannies or holes filled by some epigenetic clay minerals and quartz. then a great deal of white reticulate clay comes into being in the quaternary laterite of the dongting basin

地下水和地表水強烈的淋溶作用使土壤中硅鋁鐵錳等元素的遷移能力增強，土壤膠體粒子之間的化學反應，使得這些孔隙空間在後期逐漸被次生黏土礦物和石英所充填，最終，在洞庭盆地第四系紅土地層中形成大量的蠕蟲狀和根狀白色網紋。

In chapter two, we fabricated r - ni - fe / al2o3 nanocomposites successfully by using ball - milling mixing method plus hot - pressing process. meanwhile, their microstructures are characterized by x - ray diffraction ( xrd ) analyser, transmission electron microscopy ( tem ), field emission scanning electron microscopy ( fe - sem ) and brunauer - emmett - teller ( bet ). the results indicate that ni - fe particles are homogenously dispersed in the matrix in the composites

在第二章中，我們採用高能球磨混合方法加上熱壓燒結工藝，成功制備了ni - 20fe al _ 2o _ 3納米復合材料，並通過x射線衍射儀（ xrd ） 、透射電鏡（ tem ） 、場發射掃描電鏡（ fe - sem ） 、比表面孔隙儀（ bet ）對該復合材料的微結構進行了表徵。

Permeable durability reinforcing agent used for concrete surface is a material sealing surface of concrete, and it can permeate into inner of concrete and fill or block the pores of concrete surface with dry crystal or emulsoid generated by reaction between it and chemical compound in concrete

混凝土表面用滲透型耐久性增強劑是一種針對混凝土表面的滲透封閉型材料，其可滲入混凝土內部，並通過乾燥結晶或與混凝土內部相關物質反應生成乳膠體將混凝土表層的孔隙填充、堵塞，對已有混凝土結構的防護具有重要意義。