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吐音循环换气比起长音循环换气来有许多限制。这些限制,除了时间上的以外,主要的就是有它机械式的规律性——换气规定在1/4拍位的“补”字上。在快速的双吐进行中要循环换气,这时大脑除了要支配气管在1/10秒或更短的瞬间完成违反常规的呼与吸同时进行的动作外,还要支配手指等器官的动作配合协调而不出差错。这无疑给想掌握此种技巧的演奏者带来较大的困难。然而,只要方法运用得当,并付出艰辛劳动,尽管
Spit to breathe than long tone ventilation to have many restrictions. These restrictions, in addition to the time, the main thing is that it has a mechanical regularity - ventilation provisions in the 1/4 beat “fill” word. In the fast double vomiting to ventilation, when the brain in addition to control the trachea in 1/10 seconds or shorter moments in violation of the conventional breath and suction at the same time the action, but also control the action of the fingers and other organs Coordination without error. This undoubtedly brings great difficulty to the performer who wants to master this kind of skill. However, as long as the methods are properly applied and hard work is paid, though