縫裂形 的英文怎麼說
中文拼音 [fénglièxíng]
縫裂形
英文
hysteriform-
Main achievements of the thesis : through analysis of the reasons of blockwork crack, i put forwards the measures on material production, shop drawing design and construction management, etc. especially, i put forwards to theory that changing traditional painting technics to avoid crack of painting layer. the application of above measures in engineering proved they are effective
介紹了砌塊在國內外的發展與應用,研究了混凝土裂縫產生的機理,裂縫的形態及裂縫產生的原因,進一步分析研究了砌塊墻體開裂的各種因素,提出了在設計、生產、施工等環節的治理開裂措施。The crack problem of hydraulic culvert and sluice engineering concrete is rather thoroughly studied in the present paper. concluded the shape of crack, analyzed the mechanism of cracking, and researched on the engineering measure for prevent from the cracking in this paper. mathematical model for kinds of engineering measures is calculated ; results from all kinds of measures are obtained
本文就水工涵閘工程混凝土的裂縫問題進行了詳細的研究,總結了裂縫的形式,分析了裂縫的形成原因,對控制裂縫的工程措施進行了深入的研究,運用數學模型對種種工程措施進行計算,量化分析其效果。The proposed method may become a feasible alternative among non - destructive inspection methods for damage detection of structural members
雖然本方法無法探測出裂縫的形狀與深度,但仍不失為一種簡易的非破壞檢測裂縫位置之方法。According to the dynamic evolvement rules of the stress, strain and fracture distribution or fatigue cracking mechanism, fatigue equation and axle load conversion of the steel bridge deck asphalt mixture surfacing are proposed
依據鋼橋面瀝青混合料鋪裝體系復合結構的應力場、應變場和損傷場在疲勞過程中的動態演變規律以及疲勞裂縫的形成機理,推導出鋼橋面瀝青鋪裝層疲勞性能方程和車輛軸載換算公式。The forming and distribution of the structural fractures are related to the local tectonics ( e. g. the rifting and the folding )
構造裂縫的形成和分佈與局部構造作用(斷層、褶皺作用)有關。When the depth of the horizontal fracture is not same as that of the source, the fracture can be clearly observed in the snapshots, and a reflected wave appears in the waveforms
當水平裂縫與聲源深度不同時,在波場圖中可清楚地觀測到裂縫;波形圖上會出現明顯的反射波。Through the research and analysis on the three aspects concerning the base interface of the pavement panel, crack accumulation, expansion in the pavement panel and interaction between spring plates on the road surface as well as its damage on the road fatigue, it is first brought forth that the process of fissures and breakage in the cement concrete pavement can be divided into three stages, i. e. stage of initial crack formation and damage in the bottom of the pavement slab, stage of accumulation, intensifying & expansion in ruptures from load during the time of use and stage of fissures & breakage in the pavement
通過對路面板底界面開裂、路面板中裂縫積聚、擴展和路面表面車板相互作用及其對路面疲勞破壞的影響等三個層面的研究和分析,首次提出水泥混凝土路面的開裂和破壞過程可以分為三個階段,即路面板底初始損傷西南交通大學博士研究生學位論文第11頁和早期裂縫的形成階段、使用期間荷載作用對路面造成的開裂損傷累計、加劇和裂縫擴展階段以及路面斷裂破壞階段。The formation of daqu crackes could be divided into pre - existing crackes, gas - producing crackes, and the crackes formed during storage
大麴裂縫的形成有原生裂縫、氣生裂縫和在貯存過程中形成的裂縫之分。Thereafter, the fractal dimension value of cracks distribution was presented as an effective index to appraise the corrosion level. relations between fractal dimension and rebar corrosion ratio, concrete deterioration factor and strength of the member were studied respectively. fractal nn model was also built up to predict the ultimate load bearing capacity of crc members obtained from the field corroded structures, good results are achieved, which could provide an applicable method to evaluate the durability of crc members
揭示出受腐蝕鋼筋混凝土構件在荷載作用下表面裂縫分佈服從統計意義上的分形,並對其進行了分形描述;提出以裂縫分形維數作為受腐蝕程度的有效衡量指標,首次實現了構件受腐蝕程度的定量描述;建立了裂縫分形維數與鋼筋銹蝕率、混凝土劣化系數、構件承載力之間的定量關系,並建立了分形神經網路模型對實際受腐蝕鋼筋混凝土構件進行了極限承載力的預測,取得了較好的預測效果。If we could grasp the basic mechanical behavior of mass concrete and the mechanism of crack generation, crack can be avoided
只有充分掌握大體積混凝土的力學性能和裂縫的形成機理,才能更好地防止裂縫的產生。A new method of numerical simulation for naturally microfractured low - permeability reservoir
含天然微裂縫變形介質油藏數值模擬方法Minimal the tendency of microcracks can be obtained by improving the shape of weld pool and enhancing the welding energy input
通過改善焊縫成形和提高焊接線能量有助於減小兩類熱影響區微裂紋傾向。The results of the simulation show that boundary conditions have some effect on bridge damage detection, but the damage forms have no effect on it
結果表明,用連續小波空間變換分析識別結構損傷的結果受一定邊界條件的影響,而裂縫的形式對識別效果幾乎沒有產生影響。As we all know that damage constitutional law of concrete is fit for solving mass little cracks situation, that fracture mechanics model is fit for solving only a few cracks situation, that separate crack model is only fit for dealing with those cracks whose locations is known firstly. but these situations do n ' t reflect the crack characteristic of the steel liner - reinforced concrete penstocks of the three gorges. so, this paper adopts the smear crack model to simulate crack
基於損傷力學模型更適合解決成群微裂縫問題,斷裂力學模型更適合解決少數裂縫情形,離散裂縫模式只能解決裂縫位置預先知曉的情形,這些都不符合三峽水電站鋼襯鋼筋混凝土引水壓力管道的裂縫特點,為此本文採用彌漫裂縫模式來進行裂縫的數值模擬,該裂縫模式能解決裂縫位置預先不知曉的情形,且能連續分析而無須重新劃分網格。3 after analysed the deformation of the structures and fractures, predicted 2 - d fractural degree through the study of natural fracture net, indentified and evaluated fracture though logging data, analysed 3 - d seismic coherence data > counted the dip angle " s of strata etc, the distribution of fracture is pointed out, the prediction methods which combined with geological and geophysical technologies of the fractural zones in the tight sandstone is also presented
3通過構造及斷裂形變分析、天然裂縫網路二維裂縫度預測、測井裂縫識別與評價、地震三維相干分析、地層傾角計算等預測裂縫分佈區,提出地質裂縫預測技術和地球物理裂縫預測技術相結合的緻密砂巖儲層裂縫發育帶預測方法。Compression shear fracture form of rock with close crack
巖石閉合裂縫的壓剪斷裂形態Usually, there are many cracks in dam body during construction period and operating period. how to simulate process of cracks " formation and development reasonably and effectively is a problem
拱壩在施工期和運行期經常會出現裂縫,如何合理、有效地模擬裂縫的形成和發展過程是一大難題。The paper makes use of a lot of data coming from practice to train neural net, then it calculates and predicts stress intensity factor, what ' s more, that simulates crack ' s forming
本文利用從實踐中收集來的數據訓練神經網路,對應力強度因子進行計算與預測,並且利用三維模擬程序模擬裂縫的形成。But thermal stress ca n ' t be calculated without damage. and then it provided in this article the equation of the elementary damage, material intensity, elasticity modulus and temperature evolvement of rupture energy. 6
微裂縫的形成與發展仍然是由溫度應力造成的,但此溫度應力應是考慮損傷行為的應力,據此,文中導出了反映初始損傷、材料強度、彈性模量以及斷裂能的溫度損傷演變方程。2 ) nonlinear fem was employed to simulate the whole process of changing internal force and deformation, the appearance and development of cracks, and to describe the failure mode and the ultimate strength capacity level. in addition, proven analysis model can provide more information so as to break the limits of test study
2 )通過密肋復合墻體非線性有限元分析,較為真實、簡化地模擬墻體內力和變形發展的全過程,描述裂縫的形成和擴展以及墻體的破壞過程、破壞形態和極限承載力水平。分享友人