making pipe to test sound
...制管验声；古文字学；戴念祖；《先秦管律的可能性》；商榷 [gap=1422]music temperament, explaining evidence, reference evidence, supplement evidence, making pipe to test sound, paleography, Dai Nianzu (1942~ ), Possibility of Pipe Temperament in Pre-Qin D..
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making pipe to test sound
制作管道测试声音
以上为机器翻译结果，长、整句建议使用 人工翻译 。