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- EXPERIMENTAL STUDIES AND CALCULATION OF NATURAL VIBRATION FREQUENCY OF COMPOSITE FLOORS 组合楼板自振频率的计算与试验研究
- frequency of natural vibration 自振频率
- Analysis of natural vibration of a pre-stressed solar panel shows that the gravity has significant impact on ground modal test if the panel is hung laterally. 通过分析预应力作用下太阳能电池板的固有振动,发现重力对侧向悬挂的电池板地面模态试验结果存在影响。
- Objective:To investigate influences of bicortical anchora ge on the values of natural frequency of dental implants. 目的:用有限元方法研究双皮层骨种植对牙种植体初期稳定性的影响。
- This paper systematically describes the current situation of the destroy of forest and grassland,the reduction of biological varieties and the high frequency of natural disasters. 较系统地描述了我国目前森林与草原的破坏,生物多样性的丧失以及频发的自然灾害等情况。
- The second vibration mode of natural frequencies of variable crosssection towers are calculated by means of ANSYS finite element program, the simplified calculating formula of which is provided. 本论文用大型有限元软件ANSYS计算变截面塔的二阶自振频率。通过对大量的塔进行计算,提出了计算三段变截面塔二阶自振频率的简化公式。
- Regulation on natural vibration frequency of radar tower in Zhengzhou 郑州市雷达塔自振频率的调整
- Influence of Mass Matrix Model on Natural Vibration Frequency of Bridges 质量矩阵模式对桥梁自振频率的影响
- We visited a museum of natural history. 我们参观了一个自然博物馆。
- Research on influencing of crack to natural vibration frequency of brief-beam 开裂对简支梁自振频率影响研究
- The operation of natural law is constant. 自然法则的作用是永恒的。
- A synthetic imitation of natural tortoiseshell. 仿玳瑁模仿自然玳瑁的人工仿造品
- We can often correlate age with frequency of illness. 年龄的大小往往与发病率有关。
- characteristics of natural vibration 自振特性
- We enjoyed the beauty of nature. 我们欣赏大自然的美。
- She had an eye for the beauty of nature. 她有鉴赏自然美的眼力。
- Pratical Approach to Calculation of Natural Frequency of Ship Hull Vibration 船体总振动固有频率实用计算方法
- She hasn't much feeling for the beauty of nature. 她对大自然的美缺少鉴赏力。
- I think we shall drink to the bounty of nature. 我想我们应该为造物主的慷慨赐予而乾杯。
- The properties of natural frequencies of flexible parallel robots were investigated to indicate the elas to-dynamic charac teristic. 摘要为了描述柔性并联机器人的弹性动力学性能,分析了机器人振动频率的特征。