forward creep 中文意思是什麼
forward creep
解釋
金屬的前滑-
Creep life - prediction model was put forward from creep experimental results
由蠕變數據得到蠕變壽命預測模型。 -
Combining with the performances of danshan bridge, discussing the methods on the construction controlling and calculation of cable - stayed bridge, this paper raises an efficient construction controlling system, and realizes collecting construction data of the real bridge and technical information. by analyzing on the difference of theoretical calculation and real construction state, the author determines to take self - adapting construction controlling method which uses kalman filter method to identify and adjust construction parameters. by getting rational construction state from forward iteration method, this paper, taking concrete creep effect in consideration, raises a rational scheme to pre - remain deformation and adjust cable force
結合丹山橋的結構特點，通過對斜拉橋施工控制及結構計算方法的探討，提出了有效的施工控制系統，實現了對實橋施工數據和技術信息的採集；通過分析理論計算與實際施工狀態的差異，確定了以卡爾曼濾波法作為施工參數識別與調整的自適應施工控制方法；通過正裝迭代法確定其合理施工狀態，並考慮混凝土的徐變效應，提出了合理的預留拱度和索力調整方案。 -
In this thesis, the new structure of pre - stressed cantilever composite beam with corrugated steel webs on steel - concrete composite spine girder was brought forward for the first time, a series of experimental researches and theoretical analyses relating to this new structure are conducted, including load transverse distribution rule, shrinkage and creep effect, temperature difference effect, and ultimate bearing capacity
本文提出大懸臂預應力波形鋼腹板挑梁這一新的構造形式，對其橫向分佈規律、收縮徐變、溫差效應以及承載能力等方面的受力特徵進行了分析和試驗研究。 -
According to the creep mechanism of rock and surrounding rock and the control principle for rock creep, a new critical principle for steady creep of rock was put forward, and an optimum method for calculating the constant resistance supporting of roadway surrounding rock was set up based on experimental studies
摘要根據巖石和圍巖的蠕變機理以及巖石流變控制原則，在實驗研究的基礎上，提出了新的巖石穩定蠕變準則，並建立起一個巖石最優恆阻支護計算方法。 -
Above all, with the data acquired by tests, this thesis has analysized the lateral resistanc, longitudinal resistance and rail creep etc between ballast and sleeper before and after mass machine work, discussed the effect of mass machine on stability of continuously welded rail track, reseached the change regularity of fastening - down temperature of rail, which is resulted by mass machine work, and have settled the suitable range of work temperature which guarantees the stability of jointless railway. what ' s more, this thesis has put forward the appropriate work pattern, work temperature and work area for mass machine work in future. at the same time, this thesis has given rational suggestions about some conditions worth of attention in production of mass machine, which can in return raise the work productiveness of mass machine. at last, this thesis has considered formulating reasonable measures for operation organization and work standard, so that mass machine work can play an important role in maintenance, which can reduce work load, raise work efficiency and maintenance cost in daily maintenance
本文通過實測的各種數據，分別對大機作業前後道床對軌枕的橫向阻力、縱向阻力、鋼軌爬行情況等進行深入分析，進一步探討大機作業對無縫線路穩定性的影響，研究大機作業引起的鎖定軌溫的變化規律，確定保證無縫線路穩定的合適作業軌溫范圍。為我國今後的大型養路機械作業提出合理的作業方式、合適的作業軌溫和作業地段，同時對大型養路機械作業中應注意的問題提出合理化建議，為大型養路機械作業提供更高的安全保障，進一步提高大機作業效率。最後，對工務段在大機作業中的配合制定完善的施工組織措施及作業標準，使大機作業在養護維修中發揮更大的作用，為工務段日常的養護維修減少工作量，提高勞動效率，降低維修成本。 -
It ' s the first time clearly and systematically to present the concepts of restraint influence coefficient of steel to strain increment, to curvature increment and to deflection increment due to creep which are different each other. theoretical formulae are established, and approximate formulae are also obtained while considering the characteristics of common - used concrete and ambient condition of real bridges in china. so, an approximate restraint influence coefficient method to analyze the effect due to creep and shrinkage in pc bridges is put forward, and the equations to estimate second - force due to creep considering influence of steel in system - transferred continuous pc bridges is also established
本文首次清晰而系統地提出了鋼筋對徐變的不同效應（徐變應變、徐變曲率、徐變上拱）約束影響系數的概念，建立了相應的計算式；結合我國普遍採用的混凝土的徐變特性和橋梁的構造特點及工作中南大學博士學位論文摘要環境特徵，給出了具有較高計算精度的實用計算式;在此基礎上，建立了橋梁徐變效應近似分析的鋼筋約束影響系數法，並推導出了考慮鋼筋影響的超靜定梁徐變次內力的近似計算式，可方便地應用於橋梁研究和設計中。 -
The larson - miller method and the superheater wall temperature computation model brought forward by soviet criterion are adopted to calculate the life loss caused by creep. and a simplification formula is put forward to apply in the on - line life inspection system
本文採用拉森米勒參數法，結合前蘇聯1973年熱力計算標準中的過熱器壁溫計算模型，對前期蠕變壽命損耗進行了計算；並提出簡化方法，用於在線壽命監測系統中。 -
In this paper, the strength theory is adopted to analyze the stress of the pressure component of boiler, and the calculation method of metal fatigue and creep is adopted to estimate the life loss of the boiler. meanwhile, the short - cut calculation method is put forward which can meet the requirement of on - line monitoring. on the basis of above, the on - line monitoring and management system of boiler life is developed
本文採用強度理論和疲勞、蠕變壽命計算方法，分別對電站鍋爐的爐外、爐內主要承壓部件進行了應力分析和壽命計算，並提出滿足在線監測要求的簡化計算方法，在此基礎上，開發了鍋爐承壓部件的壽命在線監測和管理系統。 -
Creep damage model was put forward from creep experimental results
由蠕變數據得到蠕變損傷模型。 -
This paper introduces all kinds of calculation methods of settlement and the popular research theory at present, expresses the rheology theory and its developing trend in detail. based on the rheology theory, the theory of linear - visco - elastic - plastic model is put forward to forecast the long term creep settlement of soft soil in the metallurgy industrial region at the backward position of haihe river in tianjin
本文詳細介紹了國內外關于沉降計算的研究現狀，以及當今流行的研究理論，著重介紹了流變理論的研究現狀及其發展趨勢，並在此基礎上提出了用線性粘彈塑性模型理論來預測天津市海河下遊冶金工業區軟土長期蠕變。 -
( 3 ) generally, dam and base are operated in material viscidity status. by studying on the creep model of dam concrete and base rock, and combined them together, the coupling model of these factors is bringing forward
（ 3 ）通過研究壩體混凝土徐變模型和壩基巖體的蠕變模型，並將兩者有機結合，分別針對混凝土重力壩和拱壩，提出了考慮壩體徐變和壩基蠕變相互作用的組合模型。 -
To the problems in long - term monitoring of concrete stress, the numerical simulation for concrete creep effect of the main girder segment of wenhui bridge was made ; accordingly a method that can approximately separate the creep strain was put forward
針對目前混凝土應力長期監測中存在的問題，對文暉大橋主梁節段進行了徐變效應的數值模擬分析，並提出了近似的徐變應變分離方法。 -
Thereupon, the idea of coupled wheelsets is brought forward that the left and right wheels of wheelsets are coupled properly to produce a few lognitudinal creep forces. in this way, coupled wheelsets have both self - steering capability and higher critical speed. some researches about coup led wheelsets have been carried through abroad, however research about coupled wheelsets is basically a blank in homeland
鑒於此，國外一些專家學者又提出了耦合輪對的設想，即輪對的左右車輪通過某種形式進行適當的耦合，這樣便可產生適量的縱向蠕滑力，從而使輪對既具有導向功能，又能保證車輛具有較高的臨界速度。 -
Then, the deformation of soil particle skeleton under the physical chemistry of electrical double ] ayer and exterior load are simulated, indicating the micro - mechanism of deformation, failure and creep for structural soil. because conventional constitute models are constructed according to reconstituted clays, not considering the structure in natural clays and structure damage course during loading, a elasto - viscoplastic damage model and the parameter determining method are put forward
針對過去用重塑土試驗建立的本構模型，沒能考慮天然土體中存在的結構性，沒有描述結構性土從天然原狀到加荷破壞的這一過程，建立了一個描述結構性土的彈粘塑損傷模型和參數確定方法。
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