ChenYN Piano Tuner 陈师傅调音 茱莉亚魔指少年试音施坦威（B）

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ChenYN Piano Tuner 陈师傅调音-（卡哇伊三角钢琴钢丝除锈清洁和调音）

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ChenYN Piano Tuner 陈师傅调音（纽约老旧钢琴调整与调音A-440）

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ChenYN Piano Tuner 陈师傅调音-Kohler \u0026 Campbell （Inharmonicity Tuning test ）

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ChenYN Piano Tuner 陈师傅调音-肖邦a小调圆舞曲(B.150)

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ChenYN Piano Tuner 陈师傅调音 （左右手交叉调音的体会）

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ChenYN Piano Tuner 陈师傅调音—Old grand piano cleaning repair and tuning

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ChenYN Piano Tuner 陈师傅调音-YAMAHA C3 tuning

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ChenYN Piano Tuner 陈师傅调音（百年钢琴调音）

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ChenYN Piano Tuner 陈师傅调音—Steinway M Voicing and Tuning

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ChenYN Piano Tuner 陈师傅调音 Steinway Piano Model A (188) maintenance and tuning

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ChenYN Piano Tuner 陈师傅调音 Steinway piano (M)

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ChenYN Piano Tuner 陈师傅调音 -The tone of the whole tone of Baldwin's grand piano

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ChenYN Piano Tuner 陈师傅调音-Saint-Saens (The swan)

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ChenYN Piano Tuner 陈师傅调音 （卡瓦依钢琴调音K500）

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ChenYN Piano Tuner 陈师傅调音 Improvisations by jazz musicians

(1:)

ChenYN Piano Tuner 陈师傅调音（调整击弦机）

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ChenYN Piano Tuner 陈师傅调音 （施坦威钢琴立式调音）

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ChenYN Piano Tuner 陈师傅调音-Steinway M Voicing

(59)