尽量减小按弦的力度值得琴弦发出哑音。
Try to take off all of the pressure until the string sounds muted.
从理论和谱分析实验研究了钢琴的击弦点及击弦力度对钢琴幅度谱的影响。
Finally, the effect of striking force and striking point at string on the amplitude spectrum are discussed.
从物理分析的视角出发，以力矩平衡原理、弦振规律分别对二胡演奏中的运弓及左手指位进行了分析，定量地讨论分析了“乐感”中的力度和音准问题。
In the musical performance rule of ErHu, how to use bow and finger of left hand is analyzed, that is based on the moment balance principle and bowstring principle.
从物理分析的视角出发，以力矩平衡原理、弦振规律分别对二胡演奏中的运弓及左手指位进行了分析，定量地讨论分析了“乐感”中的力度和音准问题。
In the musical performance rule of ErHu, how to use bow and finger of left hand is analyzed, that is based on the moment balance principle and bowstring principle.
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