靜巖壓 的英文怎麼說

中文拼音 [jìngyányā]
靜巖壓 英文
lithostatic pressure
  • 靜 : Ⅰ形容詞1. （安定不動; 平靜） still; calm; motionless 2. （沒有聲響; 清靜） silent; quiet Ⅱ名詞（姓氏） a surname
  • 巖 : 名詞1. （巖石） rock 2. （巖峰） cliff; crag
  • 壓 : 壓構詞成分。
  1. In accordance with coal sample observation by scanning electron microscope ( sem ) and researches based on such subjects as anthracology, tectonic geology and material mechanics, the endokinetic fractures in coal are further classified into dewatering fractures, condense fractures and static pressure fractures, while the exogenetic fractures are further divided into tensile fractures, pressure fractures, shrink fractures and slack fractures, consistent with the development regularity of the geometric shapes, sizes and arrangement of fractures

    摘要分析、歸納了大量的掃描電子顯微鏡觀測結果，以煤巖學、構造地質學研究?基拙，依鋸煤中顯微裂隙的形態、大小、排列組合等發育特徵，將內生裂隙進一步劃分?失水裂隙、縮聚裂隙、靜壓裂隙，將外生裂隙進一步劃分?張性裂隙、壓性裂隙、剪性裂隙、鬆弛裂隙。
  2. Based on mechanics of fracture, and regarding thermal stress caused by temperature difference and static hydraulic pressure caused by fracture water as the main factors, the forecast of collapse period of dangerous rock is researched through different combination forms of fracture types, then a way to calculate collapse period of dangerous rock is provided

    摘要以斷裂力學為基礎，以溫度差引起的熱應力及裂隙水引起的靜水壓力為主要影響因素，通過不同的斷裂類型組合形式研究了危巖垮塌的周期，提供了一種計算危巖垮塌周期的方法。
  3. ( 2 ) when tunnel water is blocked up fully behind the lining, water pressure on the lining will reach maximum at last so long as surrounding rock near the lining is infiltrative no mattter how much the permeability coefficient of surrounding rock is

    （ 2 ）隧道採用完全不排水措施時，只要襯砌附近的圍巖滲水，襯砌背後與含水圍巖有水力聯系，不論滲透系數多大，襯砌背後最終水壓會達到靜水壓，計算時水壓不宜折減。
  4. In this section the author analyses the rules of the pile ultimate tip resistance and the shaft friction resistance distribution and their exertion of cast - in - place socketed piles instrumented with strainometers in soft muddy rock. the second aspect of the paper is the analysis on the current rock pile vertical bearing capacity in the four standards gb50007 - 2002, tb 10002. 5 - 99, jtj024 - 85 and jgj94 - 94, then the design method with correlated formula of socketed piles in xigeda - mudstone is given. at the end of this paper, based on the research of pressure grouting technique in recent years, and combined with in - site test result, this paper puts forward the design and calculation method to grouted pile in xigeda - mudstone and the principle of choosing grouting parameters, which provid es experiences for applying this technique and further studying

    本論文結合省級科研項目「西攀高速公路昔格達組泥巖層中鉆孔樁提高承載力的研究」 ，所做的研究工作主要在以下三個方面：一是根據8根樁身內埋設量測元件試樁的單樁豎向靜載荷試驗資料，分析了各試驗樁特別是常規沖孔灌注嵌巖樁在昔格達泥巖中的軸向力、側摩阻和樁端阻力的分佈和發揮規律；二是在討論現行規范對嵌巖樁承載力的計算公式的基礎上，探討了在昔格達泥巖層中的沖孔灌注嵌巖樁的側摩阻和端阻的計算方法，並推薦了相應的計算公式；最後，在吸取近年來對灌注樁后注漿技術研究成果的基礎上，結合現場試驗研究結果，分析了該項技術在昔格達巖層中的應用效果，提出了相應的參數選取，從而為壓力灌漿技術的工程應用和進一步研究提供經驗，並為今後在該地層中合理選用樁型以及指導施工提供了依據。
  5. Erosion damage decreases rock load area, after defining damage variable, the damage stress in rock can be calculated by the method bring forward by lemaitre conveniently. for surrounding rock of a deep buried tunnel under the condition of drained, its seepage character is not only controlled by the high stress in rock, but also influenced by the development of erosion damage. in the whole course of rock " s deformation and failure, its seepage character decreases with the increment of stress in elastic stage, while " increases with the development of failure

    巖樣中全應力?應變三軸滲透試驗過程中的典型表現為隨著應力的增加，巖體內的空隙和裂紋受載閉合，滲透性降低，應力達到一定閾西南交通大學鷹士研究生學位論文第11頁值后，巖體內部裂紋發生擴展和歸並，滲透性增強；同樣，地下水的動、靜壓力作用對裂紋的擴展和歸並也起著促進作用。
  6. Through the non - linear fem static and dynamic analysis of the rcc gravity dam of kelashuoke reservoir by ansys, the deformation and stress law of dam body and its foundation under various working conditions is studied so as to get to know the working situation of the dam body and foundation rock under design conditions and to evaluate the reliability of the dam construction scheme

    摘要採用美國ansys結構分析軟體，通過對喀拉朔克水庫碾壓混凝土重力壩方案進行非線性有限元靜力和動力分析，研究探討了壩體及基礎在各種工況下的變形和應力規律，以了解壩體和基巖在設計條件下的工作形態，對方案的可靠性進行了評價。
  7. The result of simulation of model 8 ? 1 / 2 ? xhp2s bit shows that, the torque on the bit changes randomly, and the degree of the change increases with the increase of the weight on bit ; the change of the torque on the upper part of the drillstring is not so large as that on the string ' s lower part, and the rotary speed of the bit changes smoothly overall

    對8英寸xhp2s鉆頭做了模擬，結果表明，鉆頭處受巖石的阻力扭矩是隨機變化的，並有負扭矩出現，扭矩的變化幅值隨靜鉆壓的增加而增加；鉆柱頂部轉盤施加的扭矩變化不如底部劇烈；鉆頭的轉速在局部有較小的波動，其總體變化較為平緩。
  8. To solve this problem, the model of steady state water line in rock crack during the rain is built in cha5. the author applies correlative seepage theories on this model to found the calculate method. then the practicality formula of hydrostatic pressure in dangerous rock is supplied

    針對危巖靜水壓力計算嚴重偏於保守的情況，靜水作用方面，本文通過建立降雨過程中的巖體裂隙積水穩態滲流模型，運用滲流的相關定理建立穩態水位的計算方法，進而提出靜水壓力的實用計算公式。
  9. Post grouting for hand dug piles with the pipe driven at the pile end

    靜壓注漿與旋噴樁在巖溶礦床地表塌陷治理中的應用
  10. The study sets up 3 - d definite element models in terms of the seismotectonics of danjiangkou reservoir area. the models use drucker - prager yielded criterion to stimulate material property, which consider the influences of average stress and the second main stress on material strength

    本文則根據丹江口庫區的地質構造建立了三維有限元模型，採用drucker - prager屈服準則模擬巖石特性，即考慮了靜水壓力對材料屈服強度的影響，又考慮了中間主應力的影響。
  11. Under the direction of elastic - plastic statics theory, transient dynamics theory and structure mechanics theory, the means of numerical analyse is adopted in this thesis to study the security of existing tunnel. the thesis studies the contents as follovvs : ( 1 ) the bias pressure, vvhich is caused by the digging of new tunnel, deflects and deforms the lining of existing tunnel. the effect degree relates to tunnel space, construction method, topography and round rock

    本文用數值分析的手段，對既有隧道的安全性進行了彈塑性靜力分析、瞬態動力學分析和結構力學分析，如下： （ 1 ） 、新建隧道的開挖對既有隧道造成偏壓影響，使得既有隧道發生偏轉和變形，從而對隧道襯砌產生不良後果，其影響程度與隧道間距、施工方法、地形和圍巖狀況有關。
  12. By theoretical analysis and actual measurement of field and phenomena analysis of rock burst, the author illustrates the directionless pressure, sudden movement and rupture of hard roof lead to the internal cracks of coal instable development, which easily results in rock burst happening

    摘要通過理論分析、現場實測和沖擊礦壓現象分析，說明了頂板堅硬巖層產生的靜壓和突然運動、破斷均可使煤體內部裂紋不穩定擴展而容易發生沖擊礦壓。
  13. The quasi - static damage stage under the quasi - static stress field produced by gas from explosion. finally, the general model for blasting damage and fracture is gained. in the thesis, a gas - driven fracture propagation and damage localization at the crack tip model during explosion products are proposed

    根據爆炸力學，將巖石的爆破損傷分為兩個階段來研究，第一階段為爆炸應力波作用下的動態損傷階段，第二階段為爆生氣體靜態壓力場作用下的損傷階段，最終得出了巖石在爆破作用下的爆破損傷斷裂全過程演化模型。
  14. As a result of the fluid in the mudstone not effectively expelled because of the reducing of permeability in the side of mudstone, abnormal pressure is formed in the alternating layers of sandstone and mudstone. hydrostatic pressure is kept because the fluid of sandstone can be expelled easily

    在砂泥巖互層中，泥巖中的流體因泥巖邊部的滲透率降低而無法有效排出，形成異常超壓；而砂巖中的流體較易排出，常保持靜水壓力。
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