（五）擦挂击响，轻脆连贯 Sound of rubbing and tapping
擦挂击响、轻脆连贯是通背拳独有的技法特点，也是自我操练的一种形式。在运动过程中，手与臂、腿、肩、背等部位相交错时，要求蹭拍发出清脆的声响，提高演练气氛，并体现出通背拳沾衣发劲的特点，动作要求劲力顺畅、连贯，击点准确。经常进行蹭击身体各部位的练习，有助于提高人体的抗击打能力。
Giving out a series crispy and coherent sound while practicing Back-through Quan is its unique technique, which is also a good way of self-training.During practice, while hands passing through arms, legs, shoulders and back, it is required to rub and pat to give out a crispy sound, which can improve the exercise atmosphere, at the same time to reflect the feature of generating strength while touching clothes.The whole series of motions must be smooth, coherent and accurate.The practice of rubbing and hitting various parts of the body can help improve the body's resisting ability.