poisson ratio造句
例句與造句
- Rock - determination of the young modulus and the poisson ratio
巖石. "楊氏"模量和泊松比的測定 - Engineering calculation of the critical load of strip foundation with different poisson ratios
考慮泊松比影響的條形基礎(chǔ)臨界荷載工程計算 - Test methods for properties of structure ceramic used in electronic components - test method for young ' s elastic modulus and poisson ratio
電子元器件結(jié)構(gòu)陶瓷材料性能測試方法楊氏彈性模量泊松比測試方法 - The calculation about the negative poisson ratio of nematic liquid crystalline polymers was systemtically performed based on the a . c . griffin ' s molecular model
基于a . c . griffin的分子模型，對向列型液晶高分子的負泊松比進行了計算。 - Experiments are carried out to determine the high - temperature mechanical properties , such as yield strength , tensile strength , elongation , poisson ratio and stress - strain relationship , of fire - resistant steel made by the maanshan iron & steel co
摘要為了得到高溫下耐火鋼的材料特性，對馬鋼集團開發(fā)的耐火鋼在高溫下的力學(xué)性能進行了試驗研究。 - It's difficult to find poisson ratio in a sentence. 用poisson ratio造句挺難的
- Under the material non - compress assumption , in this paper , poisson ratio variation law under finite deformation theiory was studied , it is shown that the eular configuration is feasible considering the material non - compress assumption
在材料不可壓縮的前提條件下，分別研究了有限變形兩種構(gòu)型下泊松比的變化規(guī)律，結(jié)果表明用歐拉描述方法是可行的。 - The principle of the ultrasonic method applied to measure elastic coefficient is by measuring the velocity of ultrasonic wave propagation in the solid material to obtain the elastic module , shear modulus and poisson ratio
摘要彈性系數(shù)的超聲檢測，即借助固體彈性常數(shù)與超聲波波速間的固有關(guān)系，通過測量縱波及橫波在固體中的傳播速度來獲取材料的彈性模量、剪切模量及泊松比。 - The effects of elastic module and poisson ratio on the singular stress fields in dissimilar materials are studied in this paper . for many dissimilar materials are used under temperature loadings , the effects of materials " constants on the singular stress fields are also discussed
本文主要利用有限元來討論平面和空間軸對稱結(jié)合材料奇異應(yīng)力場隨材料常數(shù)變化規(guī)律，以及探討了在溫度載荷下的結(jié)合材料奇異應(yīng)力場隨彈性常數(shù)變化的情況。 - The deformation characteristics of pavement section and soft soil subgrade under traffic load are analyzed , considering the effects of load ( including type , amplitude and frequency ) and parameters of soft soil ( including resilient modulus , cohesion , internal friction angle , poisson ratio , damping ratio et al )
分析了荷載因素(包括荷載類型、荷載幅值、荷載頻率)和地基土體參數(shù)(包括回彈模量、內(nèi)聚力、內(nèi)摩擦角、泊松比、阻尼比)對變形的影響。 - By far , two hypotheses on foundation model has been widely adopted : one is winkler foundation model ( k foundation model ) that foundation response modulus k is used to characterize foundation rigid ; the other is elastic half - space foundation model ( e foundation model ) that elastic modulus e0 and poisson ratio 0 are used to characterize foundation rigid . in the present paper , e foundation model is adopted to simulate half - space elastic foundation body
目前廣泛使用地基假設(shè)有兩種，其一是以地基反應(yīng)模量k表征地基剛度的文克勒( winkler )地基假定(簡稱為k地基) ；其二是以彈性模量e _ 0和泊松比_ 0表征地基剛度的彈性半空間地基假定(簡稱為e地基) ，本文采用e地基。 - To meet the need of settlement calculation with fem when absence of laboratory triaxial test data in common road engineering , methods of determining the five parameters included in tangential elastic module through soil routine tests and the related emendation coefficient are given . at the same time , one approximately substituted formula for tangential poisson ratio is also developed , which is suitable for both sandy soil and cohesive soil . ( 3 ) research on main parameters modification of duncan - chang model based on the improved bp network
對于一般道路工程中不做三軸試驗但須進行沉降有限元計算的情況，給出了依據(jù)土體常規(guī)試驗的切線彈性模量確定方法和相關(guān)修正系數(shù)，同時也提出了對砂性土和粘性土均適用的切線泊松比的近似替代式子； ( 3 )基于改進的bp網(wǎng)絡(luò)對鄧肯張模型主要參數(shù)修正研究。 - It has been found that if the elastic modulus and poisson ratio of granite at normal temperature is used for the calculation of the stress field , the deviation of the results can be as high as 20 % ~ 60 % , the higher the temperature as compared with the results obtained by using the elastic moduli and poisson ' s ratios under the corresponding different temperatures
通過分析發(fā)現(xiàn)，根據(jù)常溫時花崗巖彈性模量和泊松比計算得到的熱應(yīng)力與根據(jù)不同溫度下花崗巖彈性模量和泊松比計算得到的結(jié)果相比較，隨著溫度的升高，兩者差別從20 %增加到60 % 。 - In this paper , a numerical simulation is conducted , which is based on the test data of the model experiment of sloping ground with the help of the marc program . when the bearing capacity characters of level ground and the foundations adjacent to or above slopes are analyzed , the effect is considered , which includes deformation moduli , density , poisson ratio , angle of internal friction , stress - strain relationship , slope angle , relative distance from the edge of slopes and relative depth of footings
本文利用斜坡地基模型試驗的試驗數(shù)據(jù)，用marc軟件進行了斜坡地基模型試驗的數(shù)值模擬，分析了平地地基、臨坡地基和斜坡地基的承載力特性，研究了變形模量、容重、泊松比、內(nèi)摩擦角、應(yīng)力應(yīng)變特性、斜坡坡度、基礎(chǔ)的相對坡頂距及其相對埋深等因素對斜坡地基承載力性能的影響。 - When the transportation load is long - term evenly distributed , the influences of each relevant factor , i . e . pipeline depth , diameter , deformation module of foundation , poisson ratio of soil and tyre pressure of vehicles , toward mises stress and vertical displacement of pipelines are discussed . when the transportation load is movable and invariable , the changing rules of mises stress and vertical displacement during the vehicle ' s movement are calculated and analyzed , and effects of vehicle velocity and tyre pressure toward these two mechanical characteristics are discussed . when the transportation load is stable and simple harmonic , the changing rules of mises stress and vertical displacement during the time of load function are calculated and analyzed , and effects of vehicle velocity and tyre pressure toward these two mechanical characteristics are also discussed . in three - dimensional analysis , mises stress and vertical displacement of pipelines under three kinds of transportation loads are calculated , and the analysis and discussion of correlative factors are also made
當交通荷載為長期均布荷載時，討論了各相關(guān)因素，包括管道埋深、管徑、地基變形模量、地基泊松比和車輛輪壓大小分別對管道m(xù)ises應(yīng)力和豎向位移的影響；當交通荷載為移動恒載時，計算并分析了車輛行駛過程中管道m(xù)ises應(yīng)力和豎向位移的變化規(guī)律，討論了車速和車輛輪壓對這兩個管道力學(xué)性狀的影響；當交通荷載為穩(wěn)態(tài)簡諧荷載時，計算并分析了荷載作用時間內(nèi)管道m(xù)ises應(yīng)力和豎向位移的變化規(guī)律，討論了車速和車輛輪壓對管道力學(xué)性狀的影響。 - Based on the understanding of netative poisson ratio mechanism and the characteristics of liquid crystalline polymers , the ability for the smectic liquid crystalline polymers possibly to bear the auxetic behavior was firstly proposed . at the same time the ideal molecular model was upbuilt and the calculation about the negative poisson ratio of smectic liquid crystalline polymers was theoretically carried out
經(jīng)過對負泊松比產(chǎn)生機理和液晶高分子特征的理解，首次提出了近晶c相液晶高分子也具有產(chǎn)生npr效應(yīng)的能力，建立了近晶c相液晶高分子產(chǎn)生負泊松比的分子模型，并且對其負泊松比進行了理論計算。
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