in situ theory 中文意思是什麼
in situ theory
解釋
原地生長說-
Abstract : the authors discuss roundly source of loose earth fo r impact - deposit debris flow to develop taking pingchuan debris flow, one of the quite typical impact - deposit debris flows in southwest sichuan province ， as an example in this paper. on the basis of detailed investigations in - situ, geotechn ial testing in lab and theory analysis, all results indicate obviously that moder ate and bulky loose earth in giant debris flow situating in southwest sichuan mo untainous area are main institute, whose tribulation are consistent with landform s. loose earth locating in mid - forepart catchment are quite unstable, so often be comes main source of loose earth of debris flow. formation of loose earth is cont rolled principally by geologic and geotechnical environment while human actions is the secondary factor for loose earth to form. in many times, human actions prov ide loose earth through loose earth stability
文摘:本文以極具典型的平川泥石流為例比較全面的分析了沖淤變動型泥石流的物源問題.根據現場調研及室內巖土分析進行的研究成果顯示，川西南高山深谷地區的大型泥石流溝中的鬆散土體以中、粗粒段為主，其分佈與地形密切相關；位於泥石流溝中、前部位的鬆散土體的穩定性最差，是補給泥石流的重要物源；鬆散土體的發育主要受控于地質及巖土環境，人類活動只能影響鬆散土體的穩定性 -
According to elasto - plasticity theory, with the help of finite - method program ansys, the paper undertakes the computer analogue tests about the bearing capacity of pile tip arranged by orthogonal principle, and attains the relations of pile - tip bearing capacity to embedment depth, pile diameter, cohesion, internal friction angle and modulus of deformation. by the means of mathematical statistic, regression equation of the ultimate bearing capacity calculated by finite element method is gained through the regression analysis of 81 group data from the computer analogue tests. by comparison and analysis of the values calculated by finite - element regression equation and the values of in situ loading test, the regression equation is gained which calculates the size effect for base resistance of large diameter pile
根據彈塑性理論，運用大型有限元軟體ansys按正交設計理論對樁端承載力進行模擬計算，獲得樁端承載力與樁長（埋置深度） 、樁徑、粘聚力、內摩擦角及變形模量等主要影響因素的關系，並採用數理統計方法，對81組ansys模擬試驗結果數據進行回歸分析，得到有限元法確定樁端極限承載力的回歸公式，並將有限元法回歸公式計算值與現場小壓板載荷試驗值進行比較分析，得到大直徑樁端阻的尺寸效應系數計算公式。 -
On the basis of in - site test of piles in two great bridges in one expressway project, this paper investigates the application of this technique applying to cast - in - situ pile in gravel, studies the bearing properties of grouted piles, examines the practicality of high - strain test use in grouted piles and analyses the grouted piles with vesic theory
根據現場樁基動、靜載試驗，對卵石層中樁端壓力灌漿樁的承載特性進行了分析；探討了基樁高應變case法在灌漿樁中的適用性；並應用vesic球形空穴擴張理論對灌漿結果進行了分析。 -
Standard guide for calculating in situ equivalent elastic moduli of pavement materials using layered elastic theory
使用多層彈性理論計算築路材料原位相等彈性模量的標準導則 -
Firstly, according to the observed data in - situ ( or the empirical parameter data ) and the acoustic logging data, the distribution law of the joint in the computing area can be got. then the network system of the joint can be simulated by the statistical distribution theory and the monte carlo ' s method. and then artificial or automatic dissection program can be used to dissect the fem mesh
首先，根據現場實測資料（或相關經驗資料）和鉆孔聲波資料，求出計算區域的節理裂隙的分佈規律，由統計分佈理論結合蒙特卡洛方法可模擬出計算區域的節理裂隙網路系統，利用人工或自動生成剖分程序剖分成有限元網格。 -
Combined with the full scale models tested in - situ of prestressed concrete penstock with double circle unbonded strands and single circle bonded strands of xiaolangdi multipurpose dam project of yellow river, the advantages and disadvantages of two different prestressed systems are analyzed, the concrete stress distributions of the prestressed concrete penstock are induced and summarized during the whole tensioning strands stage. the consistence among the test results, the theory calculating and the three dimensional finite element analysis is proved. therefore, the theoretical method of prestressed concrete penstock is feasible
結合黃河小浪底水利樞紐工程在施工現場進行的採用雙層雙圈環形無粘結預應力鋼絞線和單圈有粘結預應力鋼絞線對排沙洞襯砌混凝土施加預應力的1 ： 1模型試驗，對比分析了兩種后張預應力施工體系的優劣，歸納總結了預應力筋束張拉過程中預應力混凝土壓力管道結構管壁混凝土的內力分佈規律，驗證了模型試驗實測數據、理論計算和三維有限元分析結果的一致性，確定了預應力混凝土壓力管道理論計算方法的可行性。 -
On the other hand, combination of landscape design ' s point of view theory and method, how to suit / smooth / sooth the people ' s psychological need and adopt people ' s behavior is also make commercial space apt direction that take place lose problem, this text probe into identification system of underground space thoroughly in situ, have put forward corresponding suggestion and countermeasure
同時，以設計心理學和景觀生態學為理論框架，從設計心理學的角度分析了地下商業空間中，作為使用對象的人，在這樣特定的空間中的心理狀態，以及如何從符合心理需求的角度出發，對設計提出了新的觀點和看法。另一方面，結合景觀設計的觀點和手法，怎樣在地下商業空間中，通過景觀設計，更好的符合人的心理及行為需求，營造商業氛圍。 -
Based on plate loading test in - situ, the method of geddes " formula, finite element method and the relative theory of method of code, the paper makes a thorough study on the bearing capacity and settlement of vertically loading cast - in - situ piles with expanded branches and plates, and the major results are as follows : ( 1 ) based on the results of plate loading test in - situ, the single pile settlement behavior is analyzed. it is pointed out that its load - settlement ( q - s ) curve as tardy deformation
本文結合現場靜載荷試驗、 geddes公式法、有限元法和《規范》法中的有關理論，對擠擴支盤樁在豎向荷載作用下的承載力及沉降進行了研究，主要表現在以下幾方面： （ 1 ）在現場靜載荷試驗結果的基礎上，分析了擠擴支盤樁單樁沉降特徵，指出其荷載沉降（ q s ）曲線為緩變形。 -
In this paper, first discussed are the corresponding results in highway and dam constructions and the engineering characters of rock - fills are deeply analyzed, especially the relationships between gradation, strength and maximum dry density, long - term stability of fillers including earth - fillers and rock - fillers and some conclusions of use are drawn. by in - situ tests and researches on compacting mechanism of high - filled rock embankments, effecting factors on compaction, construction technology and shock compacting technology, obtained in this paper are the compacting technology of high - filled rock embankment and the optimal parameters of rolling compaction. by deeply research on the theory and methods of quality control of high - filled embankment, settled are the questions as quality detection method and control standard of high - filled rock embankment
本文首先總結和分析了國內外公路和壩工行業已有的相關成果，深入探討了填石料的工程性質與最大幹密度、長期穩定性等之間的關系，得到了一些有益的結論；通過現場試驗路堤的試驗和對高填石路堤壓實機理、填石路堤壓實效果影響因素、施工工藝和沖擊壓實技術等研究，解決高填石路堤壓實工藝和最優碾壓參數控制等技術問題；通過深入研究填石路堤壓實質量控制原理和方法，解決高填石路堤壓實質量檢測方法和控制標準技術難題；解決高填石路堤沉降觀測技術問題，並根據沉降觀測結果研究高填石路堤地基和路堤沉降變化規律，得到了能預測沉降變化規律的「龔帕斯」成長曲線預測模型；根據工程實際，深入研究了邊坡穩定性的影響因素，得到了有益的結論。 -
( 5 ) according to the relative theory of method of code, and connecting the project, compiling computer program, settlements of the pile groups for cast - in - situ piles with expanded branches or plates are carried out and analyzed
（ 5 ）利用《規范》法中的有關理論，結合工程實例，編制了計算機程序，對擠擴支盤樁群樁的沉降進行計算和分析。 -
In this thesis, the unloading region of a typical cross section of shiplock slope of tcp is given, that is 15570 according toin - situ test and geological survey. considering the effects of excavation unloading, numerical analysis for shiplock slope is made by fem and flag. using the theory and software described in this thesis, the excavation analog and the stability analysis of the typical cross section of the three gorges shiplock high slope has been carried out
本文選取三峽工程永久船閘邊坡的典型剖面15570剖面，根據現場試驗和地質調查確定的卸荷范圍，考慮卸荷帶巖體力學參數隨開挖過程而變化，採用二維彈塑性有限元法、二維彈塑性顯式有限差分法進行了邊坡施工開挖數值模擬。 -
Firstly the paper introduces and generalizes the distribution, engineering classification and engineering properties of the tertiary mudstone in guangxi. then the paper analyzes the pile - tip bearing behaviour of the tertiary mudstone in guangxi. last aiming at the tertiary mudstone in nanning basin, the paper studies on its bearing capacity of pile tip by methods of in situ plate loading test, rigid - plastic body theory and elasto - plasticity theory
本文首先歸納介紹了廣西第三系泥巖的分佈、工程分類與物理力學特性，分析了廣西第三系泥巖的樁端承載性狀，然後以南寧盆地第三系泥巖為代表，採用原位載荷板試驗、剛塑體理論及彈塑性理論三種方法研究其樁端承載力。 -
At present, the settlement of soft clay ground reinforced by semi - rigid piles or flexible piles is always much bigger than measured in - situ if it ' s calculated by traditional composite foundation theory. the result calculated by applying two - layer ground theory mechanically sometimes is good enough for us to accept, but actually it ' s wrong obviously for conception
目前半剛性樁、柔性樁加固的軟基用傳統復合地基理論計算得到的沉降量一般都大於實測值，而直接套用雙層地基理論雖然有時計算結果與實測值較吻合，但在概念上存在明顯的錯誤。 -
Which often produces some unexpected problems, such as prolonging time limit of project, increasing engineering quantities and cost, etc. through test on the site, dynamic value analysis, finite element unit method, the paper researchs construction technology of in - situ pile, transfer theory, thickness of supporting layer of head slab and depth of pile in karst area, provides some important conclusions, directs effectively the design and construction of this kind of projects
但因溶洞的分佈規律性差，現有勘探手段難於事先查明它的準確位置及大小，因而常常給施工帶來意想不到的問題：工期延長、工程量增加及工程費用增加等。本文通過現場試驗、理論計算和有限單元分析，對巖溶地區鉆孔灌注樁的施工工藝、荷載傳遞機理、持力層頂板厚度及嵌巖深度等方面進行了較為系統的研究，得出了一些重要結論，有效地指導了該類工程的設計和施工。 -
The second one is a method using gray system theory, with which problem of a few samples of measured in - situ stress value could be resolved
第二種為灰色系統理論方法，用此方法能解決實測地應力值小樣本問題。
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