力学
- 与 力学 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Mechanics has two main branches,Lagrangian mechanics and Hamiltonianmechanics:Lagrangian mechanics is based on variational principles and Hamil-tonian mechanics is based on symplectic structure of cotangent space.
力学有两大主要分支:基于变分原理的Lagrangian力学和基于余切空间的辛结构的Hamiltonian力学。
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Based on the dual-chip system with STC89C52 and Atmel89C4051,through testing the free decay curve of material at different temperatures and different vibrations,the dynamic mechanical properties after the data processing are obtained.
测定材料在一定温度范围内动态力学性能的变化就是所谓的动态力学热分析,动态力学热分析是研究材料粘弹性的重要手段。
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Dynamic mechanical analysis,mechanical properties and the thermal dilatability measurements were used to study the effects of SF content on dynamic mechanical properties,impact strength,bending strength,bending modulus,specific strength,specific modulus,wear resistance and thermal dilatability.
采用动态力学、力学性能、热膨胀性能等测定研究了剑麻纤维的加入量对复合材料的动态力学性能、冲击强度、弯曲强度、弯曲模量、比强度、比模量、耐磨性能、热膨胀性能的影响,用扫描电镜观察了材料冲击断面和磨损面的形态。
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We get the vary rules of mechanics character, study the dilatability and fractal characters of shear surface, analyzed the distortion manner of different kinds mixture, we build the forecast model though test results, while the results are generally same by different test ,so we can use the model to preestimate the mechanics index of mixture quickly.
本文通过试验研究了土石混合料力学特性随岩性、含石量、密实度及颗粒最大粒径等影响因素的变化规律,分析了土石混合料的剪胀性能、剪切面的起伏特征和分形特征、土石混合料的剪切变形破坏方式,经比较现场试验、室内试验及数值模拟的结果基本一致,并依据试验结果建立了不同类别土石混合料力学特性指标的预测模型,可通过模型快速预测不同类型土石混合料的力学特性指标。
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Based on these, the method for analysing the thermal-mechanical problems during the film depositon is proposed, and some mechanical problems are studied which include the asympototic analysis of the stress and deformation in a nonhomogeneous material layer on a substrate and the weight function method for interface crack problems as well as the mechanics of an interface toughening induced by the dilatant transformation.
本文对这些方面的研究及其成果进行了较全面的评述,并在考察了一个薄膜-基底系统(等离子喷涂ZrO〓陶瓷涂层的工艺研究)的生产研究的全过程的基础上,对薄膜沉积过程中的热-力学分析方法和包括表面异质层中应力变形的渐近分析方法、界面裂纹问题中的权函数方法、相变引起的界面增韧的力学分析方法等在内的一些薄膜-界面-基底系统的力学问题进行了研究。
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The mechanical model of force elongation behavior of spider silk was designed on the base of skin core structure after understanding the structural mechanisms of mechanical properties and morphology and shape of the Araneus Ventricosus spider dragline silk.
根据大腹园蛛牵引丝力学性能的结构机理及其聚集态结构和形态结构特征,初步建立了以皮芯层结构为基础的蜘蛛丝拉伸力学模型,分析了皮芯层比例及结构对蜘蛛丝纤维力学性能的影响。
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According to mechanical analysis of subsea wellhead for deepwater drilling, a comprehensive stability analysis method is established. The marine environmental loading, drilling vessel or platform drifting, riser mechanical behavior, nonlinear behavior between casing string and formations are considered. Case analysis shows, the lateral displacement and bending moment of wellhead increases along with riser top tension ratios and current velocities.
根据深水钻井水下井口系统整体受力分析,建立了井口力学稳定性分析方法,该方法综合考虑了海洋环境载荷、钻井船或平台漂移、隔水管力学性能、套管柱与地层之间的非线性响应等因素的影响,可以实现井口力学性能分析。
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Quantum mechanic requires the states of a dynamical system and the dynamical variables to be interconnected in quite strange ways that are unitelligible from the classical standpoint.
这一章内容内容要概括是一件很不容易的事情。首先Dirac讨论了量子力学与经典力学的重要区别:在量子力学,一个力学系统的态与力学变量的联系方式很不一样。
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Following the order of specialty to generality,thetransient elastodynamics,the transient heat conduction,three-dimensional coupledthermoelasticity and coupled thermoelastoplasticity and their application on fracturemechanics are studied one by one.
遵循从特殊到一般的次序,对瞬态弹性动力学、瞬态热传导、三维耦合热弹性力学和三维耦合热弹塑性力学及其在断裂力学中的应用逐一地进行了深入的研究。
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After testing the mechanical property of elytron with nanoindentation, the experiment result shows that values of Cybister tripunctatus's elytron chitin are higher than the average values, and the mechanical property of different testing areas are dissimilar.
在对多种甲虫鞘翅运用纳米压痕仪进行力学性能测试后,发现东方龙虱鞘翅壳质层的力学性能数值要大于总体的平均值,而且同一甲虫鞘翅的不同测试区的力学性能也存在差异。
- 推荐网络例句
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I will endeavour to find you some assistance.
我尽力帮你找人帮忙。
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At first I only know bruck is the idol of American younglings, afterwards I returned back to Taiwan ,even in Beijing last year ,I saw her poster everywhere, I was so surprised at her charm.
起初我只晓得布鲁克雷德丝是美国少男少女崇拜的偶像,后来回台湾,甚至去年在北京,居然也四处看见她的海报,才惊讶她的魅力之大。
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Ah may dee:You are chinese living in a democratic country.
你是居住在民主国家的中国人吧。