泊松比試驗 的英文怎麼說
中文拼音 [bósōngbǐshìyàn]
泊松比試驗
英文
test methods of mechanical properties of mortar for ferrocement―test of poisson's ratio- 泊 : 泊名詞(湖) lake
- 松 : Ⅰ名詞1 (松樹) pine 2 (絨狀或碎末狀食品) dried meat floss; dried minced meat 3 (姓氏) a surn...
- 比 : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
- 試 : 名詞(古代占卜用的器具) astrolabe
- 驗 : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
- 試驗 : trial; experiment; test
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The v was tested by yjy stress transducer with mvad card by the methods of recording the deformation in the wideness and thickness direction of the specimens during the tensile test. a stable auxetic polyolefin blend with the minimal value - 1. 4 was observed after repeated test
採用附有mvad通道卡的yjy型片式傳感器,記錄試樣在拉伸過程中寬度和厚度方向的形變並根據泊松比的定義進行計算,反復實驗后獲得最小值為- 1 . 4的負泊松比烯烴共混體系。Rotation - cavitation mechanism was outlined based on the experiment results and the essential conditions for the occurrence of auxetic properties in polyolefin blends were concluded as followed : firstly there must be at least two phases, the matrix can be soft materials which were able to be networks when being stretched, as well as suitable consistence must be provided between two phases. fracture stress work measurement was optioned to characterize the force between two phases. finally, the auxtic property repeatability of the blends was measured and the fact that the auxetic property could only occur in the elastic range was certificated by the result that only the specimens which were stretched for 5s, 10s had repeatability after being retained for 1 months
實驗工作的最後一部分研究了體系負泊松比效應的可重復性,選取穩定的負泊松比共混體系在測試數據採集時間為55 、 105 、 155 、 205條件下進行測試,將樣條放置l天、 10天、 30天進行測試,測試結果表明,在5s 、 105條件下測試的試樣在放置一個月後泊松比測試結果具有可重復性,證實了體系的負泊松比現象發生在材料的彈性形變范圍內。In addition, the test results also demonstrate that bond - slip response between angle steel and concrete foundation in tension could be reflected with the displacements between angle steel and concrete, because bond stress is obviously decreasing with the cross section shrinking, that is effects of poisson ' s ratio
另外,試驗結果還表明:在一定的拉應力下,插入角鋼與混凝土之間的粘著力能通過插入角鋼與混凝土之間的位移反映出來。這是由於橫斷面的收縮,使得粘著應力明顯降低,即泊松比效應。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據,用marc軟體進行了斜坡地基模型試驗的數值模擬,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、內摩擦角、應力應變特性、斜坡坡度、基礎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。The 3 batches with 7 groups of prism concrete test specimens and the 3 batches with 22 groups of cube ones were used in mechanical properties test, and a series of parameters of rpc was acquired such as prismatic strength, the cubic strength, split and pull strength, deformation module, peak strain, poisson ' s ratio
進行三批7組稜柱體試件和三批22組立方體試件的力學性能試驗,測定了rpc200稜柱體抗壓強度、立方體強度、劈拉強度、彈性模量、峰值應變、泊松比等參數,並建立了變形模量和峰值應變的擬合公式。Standard test method for dynamic young ' s modulus, shear modulus, and poisson ' s ratio by impulse excitation of vibration
利用振動的脈沖激勵測定動態楊氏模量剪切模數和泊松比的標準試驗方法Standard test method for dynamic young ' s modulus, shear modulus, and poisson ' s ratio for advanced ceramics by impulse excitation of vibration
用振動脈沖激勵法的高級陶瓷動態楊氏模量剪切模量和泊松比的標準試驗方法Standard test method for determining poisson ' s ratio of honeycomb cores
測定蜂窩狀型芯子的泊松比的標準試驗方法Test method for poisson ' s ratio at room temperature
室溫泊松比試驗方法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
對於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,給出了依據土體常規試驗的切線彈性模量確定方法和相關修正系數,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 )基於改進的bp網路對鄧肯張模型主要參數修正研究。The secondly, based upon the laboratory soil tests, definite the parameter of the kondner model and the loess compaction model, using fortran power station to compile the finite element programmed of axial symmetry. through trial calculate with the different squeeze stress and different poisson ratio, got some laws of stress of soil surrounding pile and judged the result of compaction pile. the result of the calculation and analysis and valuable to designer and builder
同時通過室內試驗確定了特定區域黃土的鄧肯-張模型參數和黃土擠密模型,採用fortranpowerstation ,按軸對稱問題編制了存限元程序,通過採用不同的擠壓力和不同的泊松比的程序試算,得到了一些樁周土體的應力變化規律,並對擠密樁破壞半徑內的土體擠密效果進行了判定,計算與分析結果可供設計施工人員參考。The conclusions have been deduced from the detailed analysis of a set of experimental results as below : 1 ) the formula of tangent young ' s modulus et has been established during the unloading process ; 2 ) the shearing features of the samples are similar to undrained test even though there are draining paths so the possion ratio of the sample is about 0. 5 ; 3 ) unloading paths have little effects on the shearing strength parameters
通過對試驗結果的分析得到: 1 )任一時刻土體的切線彈性模量公式; 2 )卸載情況下盡管存在排水通道,但試樣仍基本上表現為不排水的性狀,按廣義虎克定律得到的泊松比在0 . 5附近; 3 )卸荷應力路徑對土體的強度參數影響不大。At the same time, the corresponding programs on the above two methods can be compiled in frotran90 respectively, which are used to analyze the influence of several factors on behaviour of barrette pile group and barrette pile group - soil - cap interaction, including collocation of pile, ratio of length to width, pile spacing, ratio of depth to equivalent diameter, ratio of modulus of pile to soil, possion ' s ratio, the finite layer, the number of piles etc. lastly a series of model tests on vertically - loaded bahaviour of single pile are made, tests results are analyzed, and the causes of tests failure are preliminarily discussed in this paper
分析了群樁布置形式、長寬比、樁與樁之間的相對距離,樁徑比、樁土剛度比、泊松比、有限壓縮層深度以及群樁根數等因素對壁板樁群樁和壁板樁群樁?土?承臺的相互共同作用問題的影響。論文最後做了一組壁板樁和圓形樁單樁模型試驗,對試驗數據進行了分析,並對試驗中存在的問題進行了初步探討。Experimental and finite element analysis of three point bending ( tpb ) test were conducted. it is found material ' s anisotropy of anisotropic materials and poission ' s ratio of isotropic materials all had influence on contact deformation between specimen and fixture. so it is wise to get flexural properties using four point bending test
4 .通過試驗和有限元分析發現,造成對三點彎曲試驗測得的三維編織復合材料的彎曲模量遠低於四點彎曲試驗結果的原因:材料的各向異性和泊松比對於三點彎曲試驗的壓頭和支座處的局部接觸變形影響很大Standard test method for poisson ' s ratio at room temperature
室溫下泊松比率的標準試驗方法Test method for young ' s modulus, shear modulus and poisson ' s ratio of glass material
玻璃材料彈性模量剪切模量和泊松比試驗方法Metallic materials - determination of young ' s modulus, chord modulus, tangent modulus and poisson ' s ratio statical method
金屬楊氏模量弦線模量切線模量和泊松比試驗方法Methods of test for dynamic modulus of elasticity, rigidity and poisson ' s ratio of concrete by resonance vibration
用共振法測定混凝土的動態彈性模量剛性模量及泊松比的試驗方法Test of poisson ' s ratio
泊松比試驗Test methods of mechanical properties of mortar for ferrocement - test of poisson ' s ratio
鋼絲網水泥用砂漿力學性能試驗方法泊松比試驗分享友人