力学的

The relationship with a coefficient of determination of 0.7214 is found between the mechanical properties and the degree of mechanical damage of tomato. The peak force has the most significant relationship with the degree of mechanical damage.

番茄的机械损伤度与力学参数之间的回归系数为0.7214，其中与番茄机械损伤度最相关的力学参数是峰值力。

Mechanics and electrology both play dominant roles in the physics course in middle schools, but electrical concepts, more abstract than mechanical ones, are not only the difficulty of learning, but also the focus and difficulty of teaching.

物理概念是物理科学知识体系中最基本的部分，在中学物理课程中，力学和电学占据着主要地位，其中电学概念相对力学概念更抽象，是学生学习的难点，同时也是教师教学的重点和难点。

The model of flexibility of cantilever area, local flatting, and buckling under a pressure load have been presumed. And the influence on flexibility of cantilever of different roller position has been analyzed theoretically.

针对所研究的问题，假设了管坯悬臂段挠曲、局部压扁和受压失稳的力学模型，并从力学上分析了辊轮位置对管坯悬臂段挠曲的影响。

Comparing with classical viscoelastic models, fractional derivative models describe not only the constitutive of viscoelastic material and the related mechanics properties accurately in wide range, but also need less model parameters.

分数导数模型与其他经典模型相比不但能够精确地描述粘弹性材料的本构关系及其力学特性，而且确定模型所需实验参数少、能够在较宽的频率范围内描述材料的力学行为。

In this paper, granite of BeiShan was chosen, experiment was made to research on the granite behavior in the effects of temperature , combining damage mechanics and viscoelastoplastic theory, tentative efforts were made in the coupling of thermal and stress as well as rheologic constitutive formula.

本文选择甘肃北山花岗岩作为研究对象，对花岗岩温度影响下的力学行为进行了初步的试验研究，结合损伤力学和粘弹塑性理论在热应力耦合和岩石蠕变本构方程方面进行了尝试性的工作。

Based on the analogy of structural mechanics and optimal contro1, and a1so based on carrying the minimum potential energy variational principle in elastici- ty to the generalized one, the theory of Hami1tonian system can be introduced into theory of e1asticity and e11iptic PDE. The transverse eigensolutions of the Hamiltonian operator matrix and its expansion solution method can be deduced.

利用结构力学与最优控制相模拟的理论，将弹性力学势能变分原理导向部分一般变分原理，并将哈密尔顿体系的理论引入到弹性力学与椭圆型偏微分方程之中，导出一套横向哈密尔顿算子矩阵的本征函数向量展开解法。

By means of scanning electron microscopy , transmission electron microscopy and X-ray diffraction techniques, microstructure of spray-deposited hypereutectic Al-Si alloy was analyzed.

本文以过共晶Al-Si合金为研究对象，在对喷射沉积合金凝固过程分析的基础上，重点研究了合金的微观组织与力学行为，讨论了后续热挤压和热处理对喷射沉积合金微观组织和力学性能的影响。

Inertial mass can be defined only in terms of certain mechanical measurements whose success hinges on Newton's law of motion.

只有用某些力学上测量，才能给惯性质量作出定义，而这些力学上的测量的成就是随牛顿运动定律而定的。

According to the theories of dynamics of explosive and rock fracture mechanics, initiation mechanism of kerf, and initiation of crack in its tip and its expansion of orientation fracture blasing with slit-charge in rock were studied, then the blasting, parameters were designed and tested by model test in laboratory.

以爆炸力学、岩石断裂力学理论为原理，对切缝药包在岩石定向断裂爆破中的切缝产生及裂纹起裂和扩展进行了一定的研究，同时对该法的爆破参数进行了设计，并在实验室进行模型试验验证其正确性。

The process of landslide can be described and modeled by suitable physical and mechanical model.

滑坡的发生基于一定的物理力学机制，可以采用相应的力学模型进行描述。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。