魔力b wrote:如題..想請教高手,...(恕刪) 因為頂加鐵皮的結構本身就薄所以 施作隔音中高音的 OK重低音的 無解[矽酸鈣板] [消音板] [石膏板] [角柴&玻纖] [石膏板] [消音板] [矽酸鈣板] [鐵皮屋的牆面]
