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Chinese Journal of Mechanical Engineering
Figure 8 | Chinese Journal of Mechanical Engineering

Figure 8

From: Influence of Non-uniform Parameter of Bolt Joint on Complexity of Frequency Characteristics of Cylindrical Shell

Figure 8

Probability density and the 95% confidence interval and mean of the first six frequencies for1000 random samples about mistuned restraint stiffness with \(\sigma_{k}\) = 20%: a The first order; b the second order; c the third order; d the fourth order; e the fifth order; f the sixth order (subscript 1 represents the probability density, subscript 2 represents the 95% confidence interval and mean)

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