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   
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         
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            
 
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
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
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  
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
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
 
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 
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 
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

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    
  
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  
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
 
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 
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
 
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 
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        

音が鳴り続けて止まらない
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
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
J
   
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        
   
音が小さい
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  
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 
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 
音が歪む
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 
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 
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  
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

音が途切れる
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
同時に複数の音が発音できない
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      
 
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          
   