modulus in compression 中文意思是什麼

modulus in compression 解釋
壓縮模數
  • modulus : n. (pl. -li ) 【數、物】模數,模量;系數。 a modulus of elasticity 彈性模量。
  • in : adv 1 朝里,向內,在內。 A coat with a furry side in有皮裡子的外衣。 Come in please 請進來。 The ...
  • compression : n. 1. 壓縮;壓緊;濃縮,緊縮。2. 加壓;壓抑。3. (表現的)簡練。4. 應壓試驗。
  1. This paper focuses on the problem of semi - infinite elastic body filled with the material which behaves differently in tension and compression. the contents include : ( 1 ) the solution of elasticity theory for the material incapable in tension is established by introducing heaviside function ; ( 2 ) the solution of elasticity theory with different modulus in tension and compression is established based on the solution of elasticity theory for the material incapable in tension and mindlin ' s solution ; ( 3 ) the solution of elasticity theory with different modulus in tension and compression is employed to analyze the stress of pile foundation ; ( 4 ) the solution of elasticity theory with different modulus in tension and compression is employed to analyze the settlement of pile foundation

    本文考慮材料的拉壓性能不同的特點,對半無限空間內部作用豎向集中力問題進行了新的研究,做了如下工作: ( 1 )引入heaviside函數,建立了不能承受拉應力材料的彈性理論解; ( 2 )基於不能承受拉應力材料的彈性理論解和mindlin解,建立了拉壓模量不同材料的彈性理論解; ( 3 )將拉壓模量不同材料的彈性理論解應用於樁基應力分析; ( 4 )將拉壓模量不同材料的彈性理論解應用於樁基沉降分析。
  2. In this research, the lime - fly - ash bound macadam was joined with steel fibers, glass fibers and polypropylene fibers with the contents of the lime, the fly ash and the macadam fixed in lab tests. the study focuses mainly on the split strength, compression strength, and modulus of compressive resilience and shrinkage property of the lime - fly - ash bound macadam enhanced by different kinds of fibers. based on the test, a detail theoretical analysis was made on the relation of mechanical property, dry shr inkage with the variety and the quantity of fibers, applying the theories of strength, dry shrinkage and the methods of statistics, curve mimesis and variance analysis

    本論文主要是研究在同一種二灰碎石混合料(石灰、粉煤灰、集料的含量及比例相同)中分別摻入不同數量的鋼纖維、玻璃纖維、聚丙烯纖維,通過室內試驗對其抗拉強度、抗壓強度、抗壓回彈模量和乾燥收縮性能與纖維摻量和纖維品種之間的關系加以分析和研究,並在此基礎上根據二灰碎石強度形成機理、乾燥收縮機理和數理統計、曲線擬合、方差分析的方法分析纖維品種和纖維數量對二灰碎石的力學性能和乾燥收縮性能的影響,最後得出纖維對二灰碎石的強度、抗壓回彈模量、乾燥收縮有很顯著的影響,並提出了相應的建議。
  3. Then the judging method is proposed, and the proposed method can consider the stress history and viscosity shear strength of soft soil. in this paper, a fem program dpfbm1. 0 ( double plastic foundation beam method ( version 1. 0 ) ) is established. with this program, the influence of some parameters on foundation excavation is fully studied, the parameters include : compression modulus, cohesive strength, angle of internal ficiction, effective angle of internal friction, the embedded length of the wall and building load

    針對當前國內外彈性地基梁法存在的缺陷,基於對軟土流變性的研究,採取了剪應力判斷彈塑性狀態,以改進和完善基坑工程彈性地基梁法,推導了彈性狀態下地基反力系數的近似解,提出了採用剪應力組合判斷土彈簧彈塑性狀態的方法,編制了相應的彈塑性共同變形法分析程序dpfbm1 . 0 ( doubleplasticfoundationbeammethod ( version1 . 0 ) ) ,並採用該程序分析了壓縮模量、粘聚力、內摩擦角等參數變化對基坑工程的影響。
  4. By comparing difference in compression modulus before and after grouting and detection of seismic waves, the authors concluded that the seismic wave method is a good method for detecting effects of grouting in highway slopes

    通過對坡體在灌漿前後彈性參數的對比分析,說明用地震波法檢測公路邊坡灌漿加固效果是一種較好的方法。
  5. In this paper, the influence of cycles of drying and wetting on strength and deformation are studied by means of routine direct shear apparatus, triaxial apparatus and light consolidation apparatus which include : the influence of force of constraint on strength, the total stress strength of expansive soils with different saturation degree, the influence of cycles of drying and wetting on the total stress strength, the relation between saturation degree and compression modulus and that between saturation degree and void ratio, the influence of cycles of drying and wetting on the effective stress strength, the relation between saturation degree and generalized suction

    本文利用常規直剪儀、三軸儀以及輕便固結儀,分別對非飽和膨脹土的強度和變形特性以及干濕循環對強度和變形的影響進行了一系列的試驗研究。以飽和度、干濕循環次數為變量,分別探求了外力約束對膨脹土強度的影響,不同飽和度膨脹土的總應力強度特性,干濕循環對非飽和膨脹土總應力強度的影響,飽和度與壓縮模量以及孔隙比的關系,干濕循環對飽和膨脹土有效應力強度指標的影響,廣義吸力與飽和度的關系,建議了一組計算非飽和膨脹土變形及強度特性的經驗公式。
  6. The result indicates that in the case of constant content of asphalt, marshall stability, compression strength, rupture strength, compression modulus and rupture modulus of cement emulsified asphalt concrete would increase along with the increase in cement content ; in the case of constant content of cement, these index values would decrease along with the increase in asphalt content ; while with the increase of coarse aggregate, rupture strength and rupture modulus of the concrete would increase conspicuously, yet compression strength and compression modulus would have a little change

    試驗結果表明:在乳化瀝青含量不變時,隨著水泥用量的增加水泥乳化瀝青混凝土的馬歇爾穩定度、抗壓強度、抗折強度、抗壓回彈模量、抗折回彈模量隨之增加;在水泥用量不變時,隨著乳化瀝青用量的增加相應的力學指標呈降低趨勢;礦料級配中粗集料含量增加后,混合料的抗折強度和抗折回彈模量有明顯增加,但抗壓強度和抗壓回彈模量變化不大。
  7. Considering the similitude law for shaking table test, we study the test results and obtain some conclusions which are a ) generally, the silty soil in test box liquefies and the liquefied time has relation with the amplitude of acceleration, b ) when the intensity is on and above eight degree, the silty soil deposit will be liquefied dramatically, c ) the relationship of the pore water pressure is relevant to the cycle loading which represents when the cycle loading ranges from little to great, the relationship is represent as a concave curve, or else as a protruding curve and tends to stability. ( 3 ) based on the triaxial compression test and the resonant column test, some studies are made such as a ) the duncan - chang parameters of constitutive model, b ) the dynamic shear modulus ratio and c ) the damping ratio of the site soil deposits. in order to deal with the test data, a computer program is compiled

    ( 2 )利用小型振動臺進行了k _ 0固結狀態下粉土的振動液化模擬研究,通過分析正弦荷載作用下的試驗資料,驗證了粉土的孔隙水壓力增長模式的合理性;從微分方程推導了基於土體振動臺模型試驗的相似律,並從模型實體、孔壓時程曲線和相似律等方面做出了分析,得出了如下結論:在小型振動臺試驗中,模型箱中的粉土都發生了液化,液化的時刻和輸入加速度幅值有關,而對頻率的變化不太敏感;粉土在相當於8 9度地震烈度的加速度幅值作用下可能產生嚴重的液化;孔壓的增長曲線形狀與施加的荷載有關:當施加荷載為由小到大的形式時,曲線形狀為上凹的曲線;當施加荷載為等幅的正弦荷載或荷載幅值由大到小時,曲線形狀為上凸的曲線,且逐漸趨于穩定。
  8. Method for determination of the modulus of elasticity in compression perpendicular to grain of wood

    木材橫紋抗壓彈性模量測定方法
  9. The results demonstrate that the theory predicted values of compression, bulk modulus, linear expansion, and thermal expansive coefficient of compressed solids are very agreement with the corresponding experimental data. in summary, the error with respect to theory prediction and its causes are pro bably analyzed in detail. the discussion suggests that the function of the phenomenological short - distance repulsive force constant a ( v ) and approximation for anderson - griineisen parameter 5t ( v ) proposed in this paper are valid and applicable in high pressures ( up to loogpa ) and high temperatures ( from debye temperature 0d to melting temperature tm ) for many types of solids

    在本文最後一節,為了驗證固體在等壓過程中anderson grhneisen參量乓與體積膨脹的唯象假設:乓久w兀的有效性,及由此假設而推導出來的等壓態方程的廣泛應用性,本論文主要針對十六種堿金屬鹵化物、三種堿性氧化物、三種硅酸鹽礦物質的線膨脹八n 、體積熱膨脹v vo ( n 、熱膨脹系數a ( n 、體積彈性模量肘d等隨溫度的變化作了理論上的預測,且與相應的實驗數據作了比較與分析
  10. If asphalt concrete specimen is in stabilization by exert confining stress before the static triaxial test, it is then found that under the condition that time is long enough, the volume of the specimen will shorten gradually and stable around a fixed value, and the amount of compression is essentially the half of the volume of void itself. it is also found that in stabilization by exert confining stress the linear phrase will be shorten in the figure of the static triaxial test of specimen, while the initial tangent modulus will be augment. 3

    在進行靜三軸試驗以前先對瀝青混凝土試件進行圍壓穩定,發現在時間足夠長的條件下,試件的體積會逐漸縮小,並逐漸穩定在某一定值,其壓縮量基本上為其本身孔隙體積的一半;經圍壓穩定后的試件靜三軸試驗曲線上的線性階段明顯縮短,而初始切線模量增大。
  11. The working stress of the rc compression member in existing structures can be calculated through measuring strain change before and after drilling the hole, determining the compressive strength and elastic modulus of concrete through the drilled sample and combining the calculating results of the finite element method

    該方法通過測試鉆孔前後孔邊應變的變化,利用鉆取的芯樣推定混凝土的抗壓強度和彈性模量,再結合有限元計算分析,得到已建結構中鋼筋混凝土受壓構件的工作應力。
  12. The experiments show all the compression strength shear strength, elastic modulus of the composite blocks and their masonry can satisfy the requirements of standard compared to concrete, the haojiao materials elastic modulus is so low that we ignore it ' s improvement to the composite block ' s compression strength. however the area of horizontal mortar joint of composite block masonry is enlarged just because of the haojiao materials " existence, so the shear strength of composite block masonry is higher than one of small hollow betonblock masonry in thermal performance, the heat - preservation and heat - insulation capabilities of composite block masonry are analyzed and researched

    試驗表明:復合砌塊及其砌體的抗壓、抗剪強度、彈性模量等均滿足規范規定的要求;由於昊角材料與混凝土相比,彈性模量相差懸殊,在受壓時,可以不考慮昊角材料芯塊對復合砌塊及砌體抗壓強度的提高,同時又因為昊角材料的存在,砌體水平灰縫面積增大,復合砌塊砌體的抗剪強度較空心砌塊砌體有較大的提高。
  13. Any homogeneous viscoelastic medium subjected to one - dimensional tension and compression can be characterized in terms of the phase velocity c ( w ) and the attenuation coefficient deduce the complex modulus and the other equivalent viscoelastic functions

    一維的縱向壓縮波在同質的粘彈性介質中傳播時,材料的粘彈性特性主要通過縱向波的傳播速度c ( w )和衰減系數a ( w )兩項來定義。
  14. It can be concluded that difference between tensile modulus and compressive modulus is an important property of soil and the solution of elasticity theory with different modulus in tension and compression is necessary and reasonable

    可以認為,拉壓模量不同是土的重要性質,拉壓模量不同彈性理論解答的提出是合理的。
  15. The method based on the solution of elasticity theory with different modulus in tension and compression not only solves the problem of settlement calculation of pile foundation, but also can play an important role in other engineering field

    基於拉壓模量不同彈性理論解的方法能夠合理解決樁基沉降計算問題,而且對巖土工程其它問題和其他領域工程問題也有廣闊的應用前景。
  16. The applications in analysis of pile foundation show that the method based on the solution of elasticity theory with different modulus in tension and compression gives reasonable results and the method can explain the questions of some methods in existence logically

    應用表明,基於拉壓模量不同彈性理論解的樁基分析方法給出了合乎實際的規律性分析,同時對已有計算方法出現的問題作出了合理的解釋。
  17. Through comparative analysis to the test data of tow sampling methods in drilling hole and sampling method in shaft, it was found out by the author that the drilling sampling method has obvious disturbance and depression to the soil sample, which caused the soil sample ' s dry density to be increased, porosity ratio to be decreased, filtration coefficient to be decreased, and modulus of compression to be increased

    筆者通過對鉆孔兩種方法獲取的土樣與豎井土樣試驗數據的對比發現,鉆孔取樣對土樣有明顯的擾動和壓密作用,造成了土的干密度增大、孔隙比減小、滲透系數降低、壓縮模量增大。
  18. Testing of resin and polymer cement compositions for use in construction - method for determination of modulus of elasticity in compression

    建築用合成樹脂膠料試驗.第6部分:壓縮彈性模數測定方法
  19. Test for static modulus of elasticity in compression

    靜力受壓彈性模量試驗
  20. Standard test method for static modulus of elasticity and poisson ' s ratio of concrete in compression

    混凝土在壓縮中靜態彈性模量及泊松比的標準測試方法
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