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体育场馆使用扩声系统的主要目的是将语言声音如实扩大,保证观众席具有足够的声压级,同时具有良好的语言清晰度。体育场馆扩声系统的设计实质是语言清晰度的设计,是围
The main purpose of stadium sound reinforcement system is to expand the language sound truthfully to ensure that auditorium has sufficient sound pressure level, at the same time has a good language clarity. The essence of the design of stadium sound reinforcement system is the design of the language definition, is Wai