等沉降線 的英文怎麼說
中文拼音 [děngchénjiàngxiàn]
等沉降線
英文
settlement contour-
This paper summarizes the recent developments in technique and product of computerized circular knitting machine in the world, including its electronic needle selection and the sinkes, muti - color striping, garment length and intarsia knitting technology and so on
摘要文章綜述了世界主要電腦圓緯機製造廠商近年來在技術和產品研發方面的動態，其中包括電子選針與選沉降片、電子多色調線、計件衣坯和嵌花編織技術等。At first, based on the results of in - situ load tests, the load - settle curves are acquired, and the effects of different reinforcement parameters are presented. these parameters include the linear density ratio ( ldr ) ; the location of the top layer of the geobelt measured from the bottom of the load plate ( u ) ; the different materials of geobelt ; the number of reinforcement layers ( n ) and the distance between the two layers of geobelt ( a h ). these results show that the bearing capacities of the reinforced composite foundation can be improved and the settlement can be reduced
首先，通過現場載荷試驗，獲取了加筋墊層復合地基荷載-沉降曲線，從筋帶鋪設的密度、筋帶的首層間距、不同筋帶材料、加筋層數以及雙層筋帶的層間距等幾個方面分析了以上加筋參數對加筋復合地基承載力的影響，指出筋帶的存在提高了加筋復合地基的承載力，減小了沉降。The same type of cement - soil mixing pile with concrete core, concrete pile and cement - soil pile that means they have the same pile length and pile diameter is deeply analyzed by finite element program. we get the q - s curve, the axis force of pile body curve, the stress of pile curve and the side and the end sharing load ratio of the pile curve by finite element program. with the help of the finite element program, the paper finds the relations between the pile ' s parameter and its bearing capacity and load transferring properties
利用有限元計算分析了同比（樁長相同、樁徑相同）水泥土組合樁、水泥土攪拌樁和混凝土鉆孔灌注樁，得到了它們的荷載沉降曲線、樁身應力曲線、樁身軸力曲線、樁側樁端分擔荷載曲線等，通過這些曲線對它們的荷載傳遞規律以及變形特性進行了深入的分析。Based on the feature of subgrade construction and with the analysis of the observed settlement data, a series of stress - strain isochrones are arranged in this paper
本文基於高速公路路基填築的特點，通過實測沉降資料的分析，整理出一系列應力應變等時曲線。Powders properties of different phases such as the granularity, the shape and the component have been analyzed by the methods of sieving, gravity sedimentation, spectrophotometry, scan electronic microscope ( sem ), transmission electronic microscope ( tem ) and x - ray diffraction ( xrd ). the results show that technic of ball milling and parameters of heat treatments are important influencing factors to properties of cu - zn powders
採用篩分法、重力沉降法、分光光度法、掃描電鏡法、透射電鏡法和x射線衍射法對不同階段的銅鋅粉末的粒度、形貌、成分等性質進行了分析，結果表明：球磨工藝及熱處理參數對銅鋅粉的性能有重要影響。Then, taking into account the effect of the compression of the approach roadway and the differential slope of the bridge slab, the author analyzes the dynamic response of man - vehicle - road system when the vehicle approaches and leaves the bridge by means of laplace transform, the curve of man ' s acceleration versus time, the vertical force between the vehicle and road versus time, the man ' s maximum transient vibration value and the maximum force between the vehicle and road are got, and the program about the calculating progress above are edited. based on the analysis above, the influence on the maximum transient vibration value of some parameters about the vehicle and road such as the movement direction and speed and weight of the vehicle, the differential slope of the bridge slab and the length of the approach slab, are studied, and some conclusion are given
分上橋和下橋兩種情況，考慮車路耦合和橋面沉降坡差的影響，對車輛通過設和不設搭板的路橋過渡段時「人?車?路」系統的相互作用用拉普拉斯變換法進行了動力響應分析，得到了人的加速度及路面對車的垂直作用力隨時間的變化曲線、人的加速度最大瞬態振動值和路面對車的最大作用力，分析了車輛的行進方向、速度和載重，橋面沉降坡差和搭板長度等車和路各參數對計算結果的影響，並編制了相應的計算程序。The study shows that besides boundary conditions, the factors influencing the nonlinear consolidation behavior of soils are the compression index cc, the permeability index ck, the level and the rate of loading, and the thickness of soil, etc. in nonlinear consolidation, especially for layered soils, the average consolidation degree defined by settlement, us is greater than the one defined by effective stress, up, i. e., the rate of the development of settlement is greater than that of the dissipation of excess pore water pressure
研究表明，除邊界條件外，影響軟土地基一維非線性固結性狀的主要因素是壓縮指數c _ c 、滲透指數c _ k 、荷載大小與加荷速率、土層厚度等。對于非線性固結，特別是成層地基，按沉降定義的平均固結度u _ s大於按有效應力定義的平均固結度u _ p ，即沉降發展速率要快于超靜孔壓消散的速率。Exploitation of groundwater can cause uneven subsidence of ground surface. if it can not be disposed well, a lot of environment calamities such as collapse of building and fracture of underground pipe lines, can occur
地下水開采工程會引發地面不均勻沉降，如果處理不當會造成地面建築物破壞和地下管線斷裂等多種地質環境災害。The study solves engineering problem as follows : ( 1 ) the systematic study on the historical course of xigeda strata deposit and geologic environment includes strata, lithologic characters and constitution et in the liangshan and panzhihua region. the results show that the xichang - panzhihua express way is controlled by the anninghe fault and the xigeda fault, the earthquake frequently happen in the region of pass, the different sedimentation number is more great, they effect the road building, safety in operation and structure belong road ( 2 ) because in some place the xigeda strata is foundation and roadbed, the study on the basic properties of the xigeda strata include density, moisture content plastic and liquid limit graduation. the results show that the xigeda strata is deposition in lake, the main component is mudstone and sandstone, the fine particle is main, it has some viscosity, the moisture content of mudstone is different the it of sandstone, the other property are likeness. the xigeda strata has no dilatation on total, some claystone have low and medium dilatation ; ( 3 ) the study on the basic properties of xigeda filler include the composition of matter the biggest standard dry density, the optimum moisture content the results show that xigeda filler can use as road material, it is well grade filler and admixture filler on essence, its compaction index should change in different place because the property is controlled by mudstone and sandstone that change is great in different place ; ( 4 ) the study on the xigeda filler craft used as express way roadbed, includes suitable thickness, compaction numbers and methods and equipment choice et
公路沿線廣泛分佈有昔格達地層，昔格達地層能否用作高速公路路基填料，國內沒有先例，本論文就是結合導師的科研項目，在非典期間，現場長達5個月的工作，完成了從試驗、現場施工工藝到路堤分層沉降監測等工作，是面對生產實際，認識昔格達地層的性質和其作為地基、路基和填料應用中面臨的問題進行的研究。主要的研究內容有：對攀西地區地層巖性、構造等地質環境和昔格達地層的沉積歷史過程作了系統的分析，研究表明西攀高速公路主要受安寧河斷裂和昔格達斷裂影響，通過地區地震活動頻繁，差異沉降較大，對公路建設、安全運行和沿線構築物設計有較大影響；由於昔格達地層在有些路段作為地基、有些作為路基，對其基本性質進行了研究：包括天然密度、含水量、塑液限、顆粒級配等指標的試驗研究。研究成果表明：昔格達地層為湖相沉積，主要為砂巖和泥巖，它以細粒組為主，同時粘粒的存在，使其具有一定粘性。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。The self - weight of soil is an important factor affecting consolidation, and once it is taken into consideration, the consolidation becomes quicker and final settlement becomes larger. rheological property of soft soil contributes to delaying consolidation. the influences such as nonlinear variations of compressibility and permeability, rheological and layered properties of soil, self - weight and time - dependent loading are interacted each other and very complicated, and only they are all taken into consideration, can the consolidation behavior of soft soils be actually revealed
研究表明：大、小應變固結理論的差異隨土壓縮性或荷載的增大而越趨明顯；土體自重是影響固結的一個重要因素，考慮自重要比不考慮自重固結快、最終沉降大；土的流變性增大將最終遲滯軟土地基的固結；土的壓縮性和滲透性的非線性變化、土的流變性、成層性、自重及變荷載等因素對固結的影響相互交織，錯綜復雜，在固結分析中對之綜合加以考慮，才能真實反映軟土的固結性狀。Lastly, two axially loaded bored piles in some building site near xichang city was calculated with the method and some useful data and curves including load - settlement curves and distribution of friction resistance etc. are presented. the accordance between the results of calculation and in - situ test verifies the validity of the method developed in the paper
通過計算，得到相應的荷載?沉降曲線、軸力圖、樁側阻力圖、塑性區、土的豎向位移等值線、樁的滑移過程等結果，並與現場試驗結果吻合較好，說明用本文方法計算分析樁基的工作特性是可行和有效的。To uniform soil condition, the p - ~ s settlement curve of the center point at the bottom of the shallow " foundation and the different depth of the soil plastic zone in different load grade and the ultimate bearing capacity of the foundation are analyzed
對均質地基情況，分析了基底中心點的p s沉降曲線、不同等級荷載下塑性區開展的不同深度情況及地基的極限承載力。Radial point interpolation meshless method with unequal - rank polynomial basis is selected and its shape function formed manner is discussed. then, the mainly solved equations for plane strain biot consolidation problem with this method are given. moreover, the according calculation program is written
本文探討了不等階（多項式基）徑向點插值無單元法形函數插值格式，給出了其求解平面應變下比奧固結問題的主要方程，編寫了相應的計算程序，並對軟基路堤的沉降進行了非線性計算，取得較滿意的結果。In view of geological and hydro - geological situations of the south anchor runyang yangtze river highway bridge, the paper bring forward mathematical model and calculation method of double deck structure groundwater, which can be used to lively calculate every layer ' s water table, so that we can realize every layer ' s settlement calculation and control ; establish the inter relationship between non - linear physical - mechanics parameter and hydro - geological parameter, objectively describe the non - linear change process of the porosity, hydraulic conductivity, specific storativity in the process of soil dewater and concretion
針對潤揚長江公路大橋南錨場地地質、水文地質條件提出了雙層結構地下水運動的數學模型和計算方法，該方法可以實時計算出各分層的地下水位，實現了各分層沉降計算與控制研究；建立了土層非線性物理力學參數與水文地質參數之間的內在聯系，客觀地描述土層降水? ?固結過程中孔隙度、滲透系數和貯水率等參數非線性變化過程。( 4 ) research on considering stress history and lateral deformation in 1 - d method for embankment settlement calculation. for av e ~ p method, the modification coefficient m, from influence of soil stress history is put forward. then, aimed at the e ~ lgp method and so on, by lots of nonlinear fem calculation, the different settlement revised formulas m2 are given for uniform and non - uniform roadbed cases
針對以a _ v 、 e p法等，提出了可考慮土體應力歷史影響的修正系數m _ 1式子；接著，針對e - lgp法或進行了應力歷史影響修正後的a _ v 、 e p等，通過大量非線性有限元計算，分別給出均質路基和非均質路基的考慮土體側向變形影響的沉降修正系數m _ 2式子。Adopting the deformation harmony theory, the numeric calculation of the curve of load versus settlement is made. the fitting results between the calculated curve of load - settlement and the measured one of piles with different construction process are illustrated. hence, under the condition of few or no static load test data, the performance of bearing capacity of single bored pile in loess may be predicted utilizing indexes of shear wave velocity, static cone penetration test and modification coefficient of depth, so it is remarkable to reduce the blindness of preliminary design of pile
通過室內試驗及原位測試指標進行理論計算與現場實測值的對比，筆者引入了施工工藝修正系數k _ （ c1 ）和k _ （ c2 ）及深度修正系數，使理論計算值與現場實測值具有良好的一致性，進而通過變形協調理論對荷載?沉降曲線進行數值計算，並用不同施工工藝的實例說明了理論計算荷載?沉降曲線與實測荷載?沉降曲線的擬合效果，從而達到可在不做靜載荷試驗或少做靜載荷試驗的情況下通過剪切波速和靜力觸探試驗指標以及施工工藝修正系數等預測黃土地基中鉆孔灌注樁承載性狀，這對于工程初步設計中減少設計的盲目性具有十分重要的現實意義。The several ones that have more lager sensitivity to embankment settlement are found out. then, aimed at the traditional three - layer bp network ' s shortages : easily getting into local minimum value and slow convergence, the modification combined momentum method with self - adaptation study velocity is made, and one improved bp network is put forward. finally, according to the results from above sensitivity analyses, the nonlinear model main parameters of each natural layer in roadbed are approximately rectified using the improved bp network technology founded on its stronger nonlinear mapping capacity and the settlement measurements
採用非線性有限元程序，對鄧肯-張模型中8個參數與路堤沉降的關系進行了詳細分析，找到了影響沉降的主要參數；接著，針對傳統的三層bp網路具有收斂速度慢、易陷入局部極小點等不足，對其進行了修正，提出了改進的bp神經網路模型；最後，根據上述靈敏度分析結果，基於改進的bp網路模型較強的非線性映射能力和前期沉降實測資料，對路基中各天然土層的非線性模型主要參數進行了反分析修正； （ 4 ）路堤沉降計算一維法中考慮應力歷史、側向變形的研究。The reliability is validated further on. 3. the static loading test is modeled by plaxis, based on this, the basic bearing mechanism is analysed which comprise the rule of the load - settlement curves, inner and outer friction resistance, end bearing, stress distribution along pile depth and the dissipation of excess pore pressures
應用plaxis程序模擬單樁靜載荷試驗的過程，並根據計算結果較為詳細的分析了pcc單樁的基本承載特性，主要包括荷載?沉降曲線的特徵、樁壁內外側摩阻力的分佈、樁端阻力的分佈、樁的軸向荷載傳遞以及孔壓消散規律等。To layered soil condition, by the comparisons of the p - s settlement curve of the center point at the bottom of the shallow foundation and the different style of the soil plastic zone in different load grade and the ultimate bearing capacity of the foundations of the six different layered soil, some conclusions of the layered soil condition are achieved
對層狀地基情況，通過對六種不同組成的層狀地基各自基底中心點的p s沉降曲線、不同等級荷載下層狀地基中塑性區開展的不同情況及層狀地基的極限承載力分析結果的比較得到了一些淺基礎的層狀地基強度變形變化規律。分享友人