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- Based on fractal geometry theory and rock microscope damage mechanism,blasting simulation is performed by changing blasting parameters such as uncoupling coefficient,powder factor and stemming length. 在分形幾何理論和巖石細觀(guān)損傷機理的基礎上,通過(guò)改變不耦合系數、炸藥單耗和填塞條件等參數,在實(shí)驗室進(jìn)行模擬爆破實(shí)驗,以?xún)?yōu)化爆破參數和實(shí)現對爆破塊度的控制和預測。
- XIE Heping. Damage mechanics of rock and concrete[M]. 謝和平.;巖石、混凝土損傷力學(xué)[M]
- Measuring technique of experimental fracture and damage mechanics II. 實(shí)驗斷裂、損傷力學(xué)測試技術(shù)2。
- There is a growing area of interest that addresses problems when a dominant crack does not exist. This field is coming to be called "damage mechanics". 目前有越來(lái)越多的學(xué)者對不存在主裂紋的問(wèn)題的研究感興趣，這個(gè)領(lǐng)域正在被稱(chēng)為“損傷力學(xué)”。
- According to principle of damage mechanics, the damage characteristics of ferrite nodular cast iron under uniaxial stress has been studied through measuring electric resistance. 摘要根據損傷力學(xué)的基本原理，利用測量電阻的方法，研究拉伸受力狀態(tài)下鐵素體球墨鑄鐵的損傷力學(xué)特性。
- Study of formation damage mechanism caused by organic deposition. 有機垢對地層損害機理研究。
- The results prove that Continuum Damage Mechanics model can describe the cumulation and development of damage more accurately. 分析結果表明，連續損傷模型能更合理地描述材料蠕變損傷的累積發(fā)展過(guò)程。
- The research can provide references for innovation and extension of nondeterministic damage mechanics research and structure reliability analysis. 該研究工作對非確定損傷力學(xué)研究及結構可靠度分析都提供了一定的參考價(jià)值。
- A two-parameter earthquake damage model of multi-ribbed composite wall is presented based on the damage mechanics and the characteristics of multi-ribbed slab structure. 摘要結合損傷力學(xué)的基本原理和密肋壁板結構的自身特點(diǎn)，采用剛度退化與規格化滯回耗能的非線(xiàn)性組合，提出了適用于密肋復合墻體的雙參數地震損傷模型；
- Using Damage Mechanics, it has been described that the stress-strain softening and the interweaving between the damage and fracture during the rupture of concrete. 本文用損傷描述了混凝土的應力應變軟化效應及混凝土破壞過(guò)程中斷裂與損傷的交織行為，揭示了混凝土破壞機理的實(shí)質(zhì)。
- A mesoscopic mechanics model for masonry structures is established based on elastic damage mechanics and the tests of masonry structures under shear-compression loading. 從砌體細觀(guān)結構出發(fā),提出了用于砌體復合剪壓受力過(guò)程模擬的細觀(guān)力學(xué)模型。
- Based on the continuum damage mechanics, an anisotropic elasto-damage model for predicting the residual strength of concrete under tension fatigue loading is presented. 基于連續體損傷力學(xué)理論，建立了各向異性混凝土抗拉疲勞剩余強度衰減模型。
- The simulation method of joint network,damage mechanics and the theory of joint tensor were applied to analysis of equivalent shear strength parameters(i. 將節理裂隙視為巖體的損傷,利用巖體裂隙網(wǎng)絡(luò )模擬技術(shù)、損傷力學(xué)和節理張量理論對等效抗剪強度參數(即黏聚力和摩擦系數)進(jìn)行了研究。
- The damage zone development and damage evolution ahead of a crack tip in an dutile metal specimen are studied from the viewpoint of continuum damage mechanics. 從連續介質(zhì)損傷力學(xué)的基本理論出發(fā),研究了金屬試件中裂紋尖端損傷區的發(fā)展和區內損傷的演變。
- We can't see microscopic creature with naked eyes. 我們不能用肉眼看到微生物。
- Continuum damage mechanics and micromechanics-based approaches were usually used in mechanical model researching. 力學(xué)模型研究主要有連續損傷力學(xué)和細觀(guān)力學(xué)兩種方法。
- The microscopic structure of tissue. 組織機構組織的微觀(guān)結構
- Some insects have microscopic vision. 一些昆蟲(chóng)有精微的視力。
- In the nonlinear computation of the spiral case structure of Three Gorge Power Station,damage mechanics is introduced to study the concrete cracks from microcosmic to macrocosmic scope. 采用編制的正交異性三維損傷有限元程序對蝸殼結構進(jìn)行損傷計算,細致地分析了鋼蝸殼不同內水壓力時(shí),其外圍混凝土的損傷分布規律及應力應變情況。
- Three major damage mechanisms, namely fault rupture, wave propagation, and soil liquefaction, are considered. 文中考慮三種主要的損壞機制，即斷層錯動(dòng)、震波傳遞、以及土壤液化。
