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地面共振试验
释义
地面共振试验
Encyclopedia
工学
〔动强度试验〕
释
ground resonance test
地面共振试验
用试验的方法获得真实结构的固有振动特性,包括结构的固有频率、振型及阻尼特性的试验。又称地面振动试验。是飞机研制、改型中进行的一项重要试验,是飞机首飞安全的重要保障。
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