“ground-based measure method for spacecraft microvibration environment”的概念、定义、翻译、参考文献-科学参考

单词	ground-based measure method for spacecraft microvibration environment
释义	ground-based measure method for spacecraft microvibration environment Encyclopedia 工学航天器微振动力学环境地面测试释 ground-based measure method for spacecraft microvibration environment航天器微振动力学环境地面测试航天器微振动力学环境地面测试主要采用以加速度计测量为主、激光位移测振为辅助测试的方法来获取微振动响应和传递特性并为航天器系统减振、隔振提供设计依据的试验。航天器结构上的微振动信号会对航天器的状态和性能产生很大的影响，特别是对设计精良的高精度相机，其高分辨率的性能指标导致航天器对微扰动的敏感度增加，航天器的结构微幅抖动都会对成像质量造成不可忽略的影响。
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