wedge theory 中文意思是什麼
wedge theory
解釋
土壓力楔體理論-
With the use of finite method we have developed computer simulation software for vacuum microtriodes with wedge - shaped and cone - shaped cathode on the basis of stduying deeply the field emission theory of vacuum microelectronics. the software included field section, grid point numbering, and the calculation of electric currents, transconductance and cathode capacitance, moreover, it can simulate the properties of vacuum microeletronic with variant structures and sizes. the relationship was studied and simulated among electic properties and device structures, sizes and cathode materials etc. the optimized design of vacuum microtiode was proposed
本文在深入研究真空微電子器件場致發射理論的基礎上，根據圓錐形、楔形陰極真空微電子三極體的不同特點，分別建立了物理和數學模型，在考慮空間電荷密度影響的前提下，以有限元法為基礎採用迭代的方法計算出真空微電子三極體內的電勢分佈情況，繪制出了等勢線、電子軌跡線，並得到了器件電學性能隨幾何參數的變化情況。 -
The following two chapters make of the third part. chapter five analyses the failure factors of test model and identifies the valid scope of two - part wedge theory. chapter six extends the valid scope of two - part wedge theory, and puts forward integer slide theory, then uses the extended theory calculating a concrete project, seismic design suggestions are proposed finally
第三部分包括第五章和第六章，第五章對試驗模型的破壞影響因素進行數值分析，確定了「雙滑楔體」理論的適用范圍，並對各種破壞因素進行了分析；第六章拓廣「雙滑楔體」理論適用范圍，補充介紹了整體滑動理論，應用拓廣后的理論計算實際工程，為實際工程的基坑邊坡設計提供參考依據。 -
In other words, the process of analyzing relaxation zone related to one safety factor can also be regarded as the process of searching potential slide surface related to the same safety factor. elastic wedge model is used for analysis of relaxation zone of cutting homogeneous slope. on the basis of elastic plane - strain theory, the relaxation zone can be calculated according to mohr - coulomb or drucker - prager law and single tension intensity principle which are both related to one safety factor after three - dimensional stress field of the cutting slope is got
提出均質邊坡開挖鬆弛區可以用彈性理論中的楔形體理論分析，在平面應變問題的基礎上得到開挖坡體的三向應力場之後，可運用考慮安全儲備后的強度條件（主要為摩爾?庫侖或德魯克?布拉格強度準則和單軸抗拉強度準則）解析坡體分步開挖過程中的鬆弛區范圍，給出了具體的計算步驟，並通過算例較詳細地說明了操作過程。 -
Chapter one and two which introduce two - part wedge theory put forward by hoe i ling are included in part one, and regarded as the theory foundation of model test
第一部分包括第一章和第二章，主要介紹美國哥倫比亞大學hoeiling教授提出的「雙滑楔體」破壞理論，為模型試驗奠定了理論基礎。 -
A solid - waste containment system can be simplified as a slope which contains a layer of geomembrane ( which is simplified as interlayer slope in the rest part ). shaking table model test and numerical analysis have been done to study the seismic stability of interlayer slope based on the two - part wedge theory in this paper. many factors which affect the slope stability ratio, including horizontal seismic coefficient, slope angle, soil - geomembrane interaction coefficient, slope length, layer thickness and soil character, have been took into consideration
填埋場防滲基坑的邊坡可以簡化成含土工膜夾層的土坡（以下簡稱夾層土坡） ，本文根據「雙滑楔體」理論思想，對夾層土坡的地震穩定性問題進行了較為系統的模型試驗和數值分析，著重考慮了水平地震系數、夾層土坡坡角、土工膜與覆蓋層土體摩擦系數、夾層邊坡長度和厚度、夾層土坡覆蓋層土體性質等因素對土坡安全系數的影響，並對地震作用下夾層土坡的永久變形進行了初步的研究，給出了對實際工程設計有參考價值的結論。 -
Abstract : in this paper, based on a lot of testing and analyzing results at home and abroad, working principle and failure mechanism of concrete and reinforced concrete are put forward, strength theory - wedge cleaving theory of local pressure of concrete and reinforced concrete are set up, and calculation formula and simplified calculation method of local pressure strength are developed according to extreme balance principle
文摘:本文根據大量試驗和國內外資料分析結果，提出混凝土及鋼筋混凝土局部承壓工作機理和破壞機構；建立混凝土及鋼筋混凝土局部承壓的強度理論? ?楔劈理論；並根據極限平衡原理導出局部承壓理論承載力計算公式和實用計算方法。 -
According to the coulomb ' s earth pressure theory, from the condition of the static equilibrium of the force when the slide wedge was in limit equilibrium, a formula was derivated for the calculation of active earth pressure of cohesive or non - cohesive backfill soils
摘要根據庫倫土壓力的計算原理，從滑動楔體處于極限平衡狀態時力的靜力平衡條件出發，推導出了計算粘性土或無粘性土主動土壓力的公式。 -
Secondly, the bending stress equations of asymmetric involute gear with two pressure angles are derived by the theory of isotropy wedge ; the contact stress equations of asymmetric involute gear are derived by the classical contact theory of hertz ’ s
通過討論各向同性楔原理，推導了非對稱漸開線齒輪的彎曲應力的解析計算公式;利用赫茲公式對非對稱漸開線齒輪的齒面接觸應力進行了分析，推導了非對稱齒輪的齒面接觸應力的解析計算公式。
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