When a compressor is throttled to the near stall point. rotating instability (RI) is often observed as significant increases of amplitude within a narrow frequency band which can be regarded as a pre-stall disturbance. In the current study. a single compressor rotor row with varying blade tip clearance (1. https://fnspzry87omk.timeblog.net/70685874/comparison-of-effects-of-spatial-anticrime-in-open-communities-in-china