combination loading 中文意思是什麼

combination loading 解釋
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  • combination : n 1 結合,合併,混合,聯合,配合,組合。2 合作;共謀,同謀;同黨。3 〈pl 〉〈英國〉連褲襯衣。4 【...
  • loading : n. 1. 裝貨。2. 裝載量;重量;載荷;(船隻等的)貨載。 3. 填充物,填料。4. 額外人壽保險。
  1. First of all, build the mathematics models based on the two different work condition : loaded on the axial loading ; loaded on combination loading

    首先,針對實際生產中不同工況,分兩種情況建立數學分析模型:主要承受軸向載荷;承受聯合載荷。
  2. On the basis of the study of traffic features of heavy - load vehicles, the vehicle weight data and the axle - load spectrum of different vehicles were collected for some typical heavy - duty roads in china, and according to the features of heavy - loading pavement, deficiency of the former load - figure are analyzed and new figures which are suitable for heavy - load pavements are put forward. meanwhile, based on the research of the cement concrete fatigue equation and the damage mechanism of asphalt pavement under heavy - load vehicles, axle load conversion equations fitting for heavy - load cement concrete pavement and asphalt pavement are established respectively by further analysis. in addition, design indices, traffic and material parameters and structural combination for heavy - load pavements are discussed in this paper as well

    本課題針對重載道路路面設計中所存在的問題,從重載交通特性出發,收集分析了國內幾條重載道路的交通及軸載組成情況,根據重載交通的特點,分析原有荷載圖式的不足,提出了適合於重載瀝青、重載水泥混凝土路面的荷載圖式;同時,在重載水泥混凝土路面疲勞方程及重載瀝青路面破壞機理研究的基礎上,通過對重載路面軸載換算公式的進一步研究,分別提出了適合於重載水泥及重載瀝青路面的軸載換算公式;此外,本文還對重載水泥、重載瀝青路面的設計指標、交通參數、材料參數及結構組合等方面進行探討,系統地提出了重載路面的設計方法,並使之有效地運用到工程實踐中。
  3. In combination with the work of < the design and technical construction rules of flexible dolphin pier in port engineering > of designing institute of water transport of transport, the data of some typical experiments of domestic and international pile foundation were analysed emphatically. through comparion of the relation of p - y curves between single pile and pile group under lateral loading and lateral reciprocating loading, the experience formula of p - y curve of single pile under reciprocating loading role is put forward

    本文結合中交水運規劃設計院《港口工程柔性靠船墩設計與施工技術規程》的編制工作,著重分析了國內外幾組典型的試樁資料,通過對比水平靜載單樁、群樁和往復荷載單樁p ? y曲線的關系,提出了往復荷載作用下的單樁p ? y曲線的經驗公式。
  4. The principal conclusions include : ( a ) the composite system is composed of both active - bearing structural members and inactive - bearing ones, being of a character of combination of rigid retaining structures with flexible ones, so its working mechanism will be behaved as sharing loadings, waterproof and impermeability, loading transfer, local reinforcement and pre - reinforcement ; ( b ) the experimental results show that much more subsoil will participate in retaining action, soil stresses of internal slope will be shared uniformly and deflections caused by excavation will be reduced notably because of cooperation of nails and cement - soil mixing pile wall ; and ( c ) the internal forces of facing in vertical model will be a control factor of design and the cross section tensile strength of cement - soil wall will govern strength of the

    主要研究結論有: ( 1 )復合土釘支護的作用機理主要為臨時加固土體以保證局部穩定、有機聯系以共同承擔荷載、改善土體性質起到止水抗滲作用。 ( 2 )試驗結果表明:復合土釘支護能夠充分調動周圍土體共同作用,有效地控制基坑變形;復合土釘支護中止水帷幕的插入深度和強度對控制邊坡變形與失穩有較大作用;復合土釘支護效果明顯優於一般的土釘支護。 ( 3 )面層與邊坡土體共同變形,設計時可按外力作用下的彈性地基梁進行計算。
  5. Introduced by prestressed pier in the gate of spillway in xiao xia hydroelectric power station, the text reasonably established 3 - d finite elements mechanic model by the advanced finite elements popular in the world which can expediently impose tension of anchor funicular at its place. it also considered possible diversified combination of loading, and indicated that the effect of its prestressed action is fruitful compared with its conventional counterpart by study of mechanic calculation in comparison. as a result, it vastly improved burdening state of pier. by analysis of 3 - d finite element method, it also gained the stress result indifferent boundary conditions such as breast wall joint support and fixed support, and the displacement result in diversified loading combination. those results gained the instructive and reference value in design of prestressed pier

    本文結合黃河小峽水電站泄洪閘預應力閘墩這一工程實踐,採用國際上已成熟的有限元方法,合理地建立了預應力閘墩的三維有限元模型,該模型可方便地按預應力錨索的點位施加錨索預張拉力,考慮了可能發生的多種荷載工況組合,並與無預應力閘墩結構進行了對比分析研究,指出其預應力效果是明顯的,可以大大改善閘墩結構的受力狀態,通過三維有限元分析,還得到了胸墻簡支、固端不同情況下的應力成果和各荷載下的位移成果,這些成果的取得對預應力閘墩的設計具有一定的指導和參考價值。
  6. The combination of lateral stress and maximum vertical strain denotes the loading history and the reduction of tensile strength and compressive strength denotes the damage of concrete. this work is the theoretical foundation of study on the damage, of concrete due to loading history

    分別用經歷過荷載歷史后混凝土試件的抗壓和抗拉強度的劣化來定義其抗壓和抗拉損傷,為下文深入研究損傷隨荷載歷史的發展演化規律奠定了扎實的理論基礎。
  7. Before a marathon or longer race, will fat loading in combination with glycogen loading boost performance

    在馬拉松或長程比賽前,同時累積脂肪和肝醣會不會有更好的體能
  8. The authour investigate the dosing conditions and effect of the pac to the huanghe water - source, which includes the following four parts : the selection of the pac ; the confirmation of dosing scheme and effect of the pac ; the research of application of potassium permanganate in combination with pac ; the research of the pac ' s modification and the modified effectiveness. the experiment is mainly carried out on the pilot system in the jieyuan water plan of tianjin. the results of the reseach include the following : l ) the pac from zunhua plant is selected as the better carbon for the source water of tianjin through the experiment ; 2 ) through the pilot experiment we conclude that the pac ' s best adding point is the mixing tank and the better dose is 10mg / l, on which the codmn of filtered water can be decreased to 40 % and the effluent have no problem of odour and color ; 3the adsorbing experiment show that pac mainly adsorb the organic matters which molecular wt., distribution between 500 and 3000, and can adsorb organic matters whose molecular wt., distribution are bigger than 6000 if the dose of it is adequent ; 4 ) pac together with potassium permanganate can remove the organic matter more effectively than each of them alone, and reduce the rising trend of turbidity of the flotation ' s effluent due to adding pac ; 5 ) the thesis made a research on the surface properties and the adsorbing capability of the modified carbon by oxidizer : the modified carbon with 20 % h2o2 can remove more organic pollutants than the untreated one by 12 % when we add a higher dose of coagulant ; 6 ) the modification of reduction and loading metal ions are also sttldied, and drow the following conclusions : the modified carbon with 5 % ammonia can enhance the organic matter ' s removal effectiveness by 10 % to the tianjin source water than the untreated one, and the modified one with loading metal ion remove the organic matters from the tianjin source water better ( 8 % ) than the untreated one due to the strong affinity betwween the humic acid and copper ion

    本文的實驗主要是在天津芥園水廠的中試系統上完成的,論文的成果和結論主要包括: 1 )通過靜態實驗選定河北遵化活性炭廠生產的煤質炭為適合天津原水的炭種; 2 )中試實驗確定粉末活性炭的較佳投加點為混合池投加,較佳投加量為10mg l ,此時可使濾后水的cod _ ( mn )降低40 ,且可較好地控制濾后水的嗅味和色度; 3 )初步確定粉末活性炭對原水中有機物的吸附主要集中在分子量在500 - 3000范圍內,投量增大時可吸附部分分子量大於6000的有機物4 )中試實驗表明:粉末活性炭與高錳酸鉀聯用可取得較兩者單獨應用時對有機物更好的去除效果,且對因投加粉末活性炭而造成的氣浮出水濁度升高有一定的改善作用; 5 )研究並初步確定氧化改性對粉末活性炭表面性質和有機物的去除效果的影響:粉末活性炭的氧化改性會使其表面的酸性官能團大量增強,表面極性增加;經20的過氧化氫改性的活性炭在增大混凝劑投加量( fecl _ 3投量為15mg l )時對有機物的總體去除效果較原活性炭提高12 , 1次氯酸鈉改性活性炭對有機物的去除效果較原活性炭提高6 ; 6 )研究並初步確定還原改性、負載金屬離子對原水中有機物的去除效果的影響:經5氨水改性的活性炭可提高天津源水中有機物的去除率達到10 ;負載銅離子后的活性炭可提高對腐殖酸類物質的去除能力,一般可提高8左右。
  9. The transportation, loading and unloading of the cylinder combination is concentrated to facilitate the highly specific purpose ; additionally, the same is also convenient for the client to manage, thus greatly improving the quality and safety of the gas

    匯流排瓶組運輸、裝卸集中,使用便利,專用程度高,利於客戶專瓶專用,同時管理統一,對提高氣體的質量和安全有很大程度上的幫助。
  10. In the paper, on the basis of expounding the importance of similarity theory in the numerical simulation of tectonic stress field, it is pointed out that, only by making the numerical model be similar to the geological prototype in material, combination pattern, boundary condition, loading mode and cracking criterion, etc., may the simulation result be real

    摘要論述了在構造應力場模擬中相似性原理的重要性,指出地質原形與數值模型在材料、組合形式、邊界條件、受力方式和破裂準則等方面必須相似,模擬的結果才具有真實性。
  11. This paper, regarding the asphalt pavement in the zhoukou region as the study object, according to the prevalent norms ( specifications for design of highway asphalt pavement ), with the beginning of the pavement performance and the transportation investigation, totally and systematically analyzes the traffic parameters and the destroying reason of pavement at the early stage in the point of fatigue property and limit strength, gives the concepts and methods of the growth rate of equivalent axle load action time, seasonal modification factor and overload factor, proposes the method of axle load conversion on the condition of heavy loading. on this basis, it proposes the design method adapting to asphalt pavement construction, explains the steps of thickness computation of construction with the combination of engineering example, finally verifies thedesign method in the paper by test road. theory and practice both prove that the reasonability of pavement structure style and the reliability of design method in the paper can adapt to the present heavy loading and overloading traffic conditions, have highly theoretical and practical value

    本文以周口地區瀝青路面為研究對象,以現行《公路瀝青路面設計規范》為依據,從路面使用性能和交通特徵的調查入手,從疲勞特性和極限強度出發分析了路面早期破損的原因,全面系統地進行了交通參數的分析,提出了當量軸次增長率、季節修正系數和超載系數的概念和方法,並提出了重載交通的軸載換算方法。在此基礎上,針對超載、重載交通從結構組合設計、結構厚度計算(包括疲勞強度標準和極限強度標準)等方面提出了適宜的瀝青路面結構設計方法,並結合工程實測,說明了結構層厚度計算的具體步驟,最後通過試驗路驗證本文提出的設計方法。理論與實踐均表明,本文提出的路面結構型式合理、設計方法可靠,能適應目前重載、超載交通的狀況,具有較高理論與實用價值。
  12. At the meantime, the rock mass may alternate between loading and unloading and it exists in certain kind of liquid, such as surface water, unconfined water, confined water etc for its intrinsic crannies. the practical rock mass concerned project must solve the key stability pr oblem after the understanding of the complicated mechanical characteristic and the deformation trends to guide the following project design and construction for the demand of security, economy, feasibility and validity. however, the intrinsic nonlinearness and complexity of the engineering rock mass become the main difficulty to predict the stability and deformation, the corresponding structure design must ensure enough safety with all the determinate or random force combination, so a model without the geometry distortion and constitutive equation warp is necessary to be built for the quantificational analysis of practical structure ' s stress, for the simulation of the real process and for the determinate evaluation system and optimization

    由於實際工程巖體其固有的非線性和復雜性,使得求解對應的諸如其穩定性、變形等問題面臨較大的困難,而有關的工程結構的設計必須保證該結構在外來因素的作用下具有足夠的安全度、經濟性和合理性,這必然要求對巖體及其工程結構的受力與變形有一套量化評判體系和優化技術,抓住實際工程問題的本質特徵並建立可行的符合幾何模擬、本構模擬、受力模擬、過程模擬四原則的求解模型,通過該模型的數值模擬成果來指導巖體工程的設計、施工及運營、管理;而巖體結構面的存在使得基於傳統連續介質力學理論的理論分析和數值模擬面臨巨大的挑戰,物理模擬的試驗周期和成本也大大增加,而巖土體工程問題則成為典型的數據有限、了解程度有限類問題,這類問題的解決需要綜合應用理論分析、經驗判斷、物理模擬和數值模擬等方法,數值模擬可以完成目前許多技術手段無法完成的實驗,如參數控制,復雜條件下的邊界條件的處理,同時數值模擬具有高可重復性,且數值模擬的成本和人力開銷等遠低於物理模擬,因此研究巖土體工程問題的流形元數值模擬方法是一項具有理論和實際工程應用價值的重要課題。
  13. The scheme is a three - step optimizing algorithm, its purposes are loading capacity optimization and efficiency of. operationg. with the practical loading restriction, it integrates heuristic algorithms and genetic algorithms, adopts layer loading idea and space partition and combining rule. the optimizing algorithm is composed of combination pretreatment, bottom space optimize and up space optimize. it can satisfy the loading restriction and has practicability

    該方案以空間利用率的優化以及運算效率的提高為目標,根據裝載過程中的實際約束條件,採用分層裝載思想以及空間劃分合併原則,結合啟發式演算法和遺傳演算法,提出三層逐次優化策略:組合預處理優化、底層空間優化、上層空間優化。
  14. Xr series rigid tooth flank helical gear units have the feature of high versatility, good combination and heavy loading capability, along with other merits such as easying to attain various transmission ratio, high efficiency, low vibration and high permissible axis radial load

    Xr系列斜輪硬面減速機是通用性強組合性好承載能力高的一種減速機,它不僅很方便地獲得各種不同的傳動比,而且效率高振動小允許有高的軸伸徑向載荷。
  15. Therefore, this paper expound improvement upon d. a. m ( i. d. a. m ) on the basis of loading delay occurrences and responsibility share of concurrent delay, namely, in combination with the principle of d. a. m, i. d. a. m assays both aspects responsibilities of concurrent delay and influence effect of concurrent delay

    因此,本文提出以延誤事件的加載、共同延誤責任分擔為基礎的改進后的動態分析法,即在動態分析法計算延誤的基礎上,考慮共同延誤作用下如何分析延誤雙方責任和延誤影響。
  16. This system realize mouse - click - input or form - input and draw cableway circuit vertical section and cableway loading orbit picture after disposing, realize cableway - circuit - calculate by form - input and form - export, combination of the two easy to realize cableway rational distribution

    以前,我們索道工程師在dos下開發了一些軟體,解決了當時的很多實踐問題,但功能還是比較單一。
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