預裂隙理論 的英文怎麼說

中文拼音 [lièlún]
預裂隙理論 英文
theory of induced cleavage
  • : Ⅰ副詞(預先; 事先) in advance; beforehand Ⅱ動詞(參與) take part in
  • : 裂動詞[方言] (東西的兩部分向兩旁分開) open
  • : 名詞1 (縫隙; 裂縫) crack; chink; crevice 2 (空閑) gap; interval 3 (漏洞; 機會) loophole; op...
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  • : 論名詞(記錄孔子及其門徒的言行的「論語」) the analects of confucius
  • 裂隙 : crack; crevice; fracture; cleftiness; fissure; slifter; crevasse裂隙冰川 crevassed glacier; 裂隙...
  • 理論 : theory
  1. The way and principle of gaussian curvature method for forecasting natural fracture zones in coal seam are discussed

    摘要述了高斯曲率法測煤層天然發育區的基本原和方法。
  2. The contents of this paper include the following several aspects : ( 1 ) a model of the fractures leakage is built through counting and analyzing the wealthy geological records of hae field, and a model of the fracture water transporting is also built according to the fracture water condition of its recharge and its runoff and its discharge in hae field ; ( 2 ) this paper studies the chemical behavior and the migration parameters of the elenent sr2 + in ground water in hae field, the main contents include : the presence form of the element sr in ground water is analyzed by way of the rmodynamics ; the absorption mechanism that granite and sand stone absorbs sr element is analyzed based on theory and experiment test the diffusion parameters of the element sr in water and in granite and in sand stone are researched with laboratory experiment test ; the partition coefficient of sand stone and granite to sr is tested by the batch way

    其研究內容包括以下幾個方面: ( 1 )通過對我國hae選處置場豐富地質資料的大量統計和分析,建立了該處置場的基巖滲透模型。再根據hae選處置場基巖水的補給、徑流、排泄條件及水位動態特徵,建立了選處置場基巖水水運動模型。 ( 2 )對高毒性鍶元素在我國hae選處置場地下水中的化學行為和遷移參數進行系統的研究,其中主要包括運用熱力學方法分析了鍶元素在地下水中的存在形態,利用分析與實驗測試相結合的方法分析了花崗巖和砂巖對核素鍶的吸附機制,採用室內實驗裝置研究了核素鍶在地下水中的擴散參數以及在花崗巖和砂巖中的本徵擴散參數,採用靜態批式法研究了鍶在砂巖和花崗巖中的分配系數。
  3. 4. combined with the design of the three gorges prestressed concrete penstock with steel liner in the three gorges power. station, the consistence among the results of theory calculating, the analysis of plane finite element and three dimensional finite element is proved, the concrete stress distributions of the prestressed concrete penstock are analyzed with different steel liner thicknesses, different crack resistances, different concrete thicknesses and different initial radial gaps between steel liner and concrete. the feasibility of the design method of prestressed concrete penstock with steel liner is proved

    結合三峽電站鋼襯應力混凝土聯合受力壓力管道的設計方案選擇及證分析,對比分析了鋼襯應力混凝土壓力管道計算、平面有限元和管壩整體三維有限元分析結果的一致性,確定了管道結構在不同鋼襯厚度、不同抗度要求、不同外包混凝土厚度及不同鋼襯與管壁混凝土間初始徑向間等因素影響下的內力分佈規律,驗證了鋼襯應力混凝土壓力管道的設計方法。
  4. Based on the above methodological analyses and practical situation of feixianguan interval in the luojiazhai and dukouhe structure on the east of sichuan, a set of well log interpretation formation pressure application program is developed. it has been successfully applied to the fine interpretation of luojia4 well and du4 well, and so on. the results of formation pore pressure, fracture pressure and breakout pressure are all accordant with the practical situation

    在上述方法研究的基礎上,結合川東羅家寨和渡口河構造飛仙關組地層的實際情況,編制了一套適合於該研究工區的地層壓力測井解釋應用程序,並用於羅家4井和渡4井等井的測井資料精細處中,所計算的地層孔壓力、坍塌壓力和破壓力與實測資料相符,且所確定的鉆井泥漿密度窗得到了實際生產的驗證,達到了期效果。
  5. Lastly, the rule of fatigue crack appear in preexisting cracks tips is established according to the principle of maximal tensile stress using the theory fracture and damage

    最後,運用斷損傷,在最大周向拉應力的基礎上,建立了循環加載下端部疲勞紋的起準則,並用試驗結果進行了驗證。
  6. Abstract : based on the survey of joint and fissure, apply computer simulating technology, rock fracture mechanics and blasting theory to the simulation and forecast for the jointed structure distribution of original rackmass

    文摘:應用計算機模擬技術和巖石斷力學及爆破,在巖體節實測的基礎上,模擬測了深部巖體節的分佈狀態
  7. At first, the author has analyzed the theory, mechanism and shock - absorption in pre - split blasting, studied the rising of crack, expanding and stopping, and did various factors which influence on the crack of rock in pre - split blasting. the main factors have been determined to be the strength of mineral and rock, the diameter of drill, the type of explosive and the growth degree of crack. then, the author has researched bp neural networks " work principle, structure and defectiveness

    首先分析了巖石成縫的、機和減震作用,研究了紋的起、擴展和止;分析了各種因素對巖石爆破成縫的影響,確定了礦巖強度、孔徑、炸藥類型和發育程度作為主要影響因素;並研究了bp神經網路工作原、結構和缺陷,把改進的bp神經網路運用在巖石爆破參數設計中,建立以礦巖強度、孔徑、炸藥類型和發育程度為主要影響指標的bp神經網路的爆破參數設計識別模型;運用matlab6 . 5語言開發了爆破參數設計的智能系統,實現了爆破參數設計的自動化,用工程實例驗證系統模塊的功能。
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