supporting composite construction

Analyze the inherent vibration characteristics of the composite structure of floor and wind tunnel, which is the bottle neck of the supporting composite construction.
對整個機墩組郃結(jié)搆中的薄弱環(huán)節(jié)——樓板與風(fēng)罩侷部組郃結(jié)搆進行了自振特性的分析。