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- mechanical impact dynamics 冲击动力学
- A mechanical model of impact truing was set up based on the theory of impact dynamics and stress wave spreading, and stress distribution was described accurately. 以冲击动力学和应力波传播理论为基础，建立了冲击整形的力学模型，较为准确地描述了水泥环中的应力分布。
- Dent. A local change in surface contour caused by mechanical impact, but not accompanied by loss of metal. 摔坑。由于机械冲击所造成的表面形状局部凹陷，但不伴有金属损失。
- The effects of casing flexibility on the impact dynamics of a rotor/casing system are studied. 摘要挠性外壳对转子/外壳系统的冲击动态行为影响在本文中被提出。
- Hypervelocity impact dynamics and spacecraft protection as an important part of hypervelocity impact technology, is reviewed in this paper. 摘要 概述了超高速撞击动力学的国内外研究背景；
- Based on the dropping impact dynamics characteristic under non damage condition, a non-linear viscoelastic model was develop to describe of pear the rheological characteristic. 基于梨果实非损伤条件下的跌落冲击动力学特征，采用非线性黏弹性本构模型表征其流变特性。
- Transmission of stress wave through the mechanical impact system is studied with the aim to provide an approach to synthesize all parts with the same wave transmissivity as a given part. 研究了应力波在冲击机械系统中的传播规律，提出了给定部件等透射率的部件综合方法。
- Porous starch,a new type of modified starch with hollow structure,can be produced by ways of ultrasonic irradiation,spraying,mechanical impact,alcohol denaturalization or acid hydrolysis. 多孔淀粉是一种中空变性淀粉,有超声波照射、喷雾、机械撞击、醇变性和酸水解等多种生产方法。
- Finally, some numerical simulations are executed in the case of the different stiffness of the flexible beam, the effects of the structural flexibility on the system impact dynamics are investigated. 最后根据不同刚度下的柔性梁的动力学仿真计算,探讨了结构柔性对系统碰撞过程动力学行为的影响。
- Numerical examples for hypervelocity impact by the coupled method show that the coupled method is a more efficient method to simulation of large deformation problems in impact dynamics. 高速碰撞的系列算例说明，耦合算法不但适宜于计算大变形冲击动力学问题，而且由于集两种方法的优点于一身，可以更高效地模拟一些高速碰撞问题，提高计算效率。
- The late diagenesis includes filling, devitrification, metasomatism, mechanical impaction and pressure solution, cementation and dissolution. 晚期成岩作用类型为充填作用、脱玻化作用、交代作用、机械压实压溶作用、胶结作用和溶解作用。
- Impact Dynamics of Flexible Hub-Beam System 刚体-柔性梁系统的撞击动力学分析
- Is this equipment tested for mechanical aptitude? 这台设备测定了其机械适应性了吗？
- We need a mechanical digger to level the ground. 我们需要一台挖掘机来平整土地。
- Modeling and Control of Mechanical Impact on Hot Steel Rolling Mill 热轧机伸缩轴扭矩的建模与控制
- The move water have mechanical energy. 流动的水拥有机械能。
- These bullets fragment on impact. 这些子弹射中物体时爆炸成碎片。
- Analysis and Research about Impact Dynamics of Ejection Seat 弹射座椅的冲击动力学分析研究
- a printer that prints by mechanical impacts. 用机械碰撞打印的打印机。
- Her speech made a tremendous impact on everyone. 她的演说对大家震动很大。
