hitherto
Erenow, it has not been found that the application was reported in which the multivariable model was identified and both bending and torsional modes were depressed.
在此之前，并未见到针对柔性结构建立多变量辨识模型，对弯曲和扭转模态都进行抑制的实际应用的例子。
youdao
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