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性能進行了試驗研究。
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有兩種,其一是以地基反應模量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。