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时间：2024-11-30 03:02:32 分类：时尚 来源：php 定时任务上传源码
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Naturalness and harmony are the vitals of singing art. If the voice is 源码pcl 1.7.1源码编译not natural, then the singing will not be free and smooth, not mention the artistic expression. Good singing technics is simply the coordination of all singing-relevant organs. Naturalness is not to sing at will, not just to sing without ornament. Good comprehension to the relation between naturalness and harmony in the vocalism training, and their importance to the singing art is the premiss of singing training.
