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第二层次运弓中的两个90度角再述何为平直运弓二胡运弓的平直,是各种教科书中所一直强调的。但什么是运弓的平直,却鲜有明确的定义,致使在二胡的教学中容易产生误解。二胡运弓平直的定义是:弓毛与弦始终呈90度角为平;弓毛与琴皮始终呈90度角为直。只有这样,才能最大化地提高运弓能量的转换率。纯粹的平实际上是不正确的弓毛与弦呈90度角,使弓子的运动
The second level of bow in the two 90-degree angle to recount what is straight bow erhu bow bow, is a variety of textbooks have been emphasized. However, what is the straight bow, but rarely a clear definition, resulting in erhu teaching prone to misunderstanding. Erhu bow straight definition is: bow hair and chords are always 90-degree angle is flat; bow hair and skin always 90-degree angle is straight. Only in this way can we maximize the conversion rate of bowing energy. Purely flat is actually incorrect bow and chord at a 90 degree angle so that the bow moves